Vedantu provides students with a Free PDF download option for all the CBSE Solutions of updated CBSE textbooks. In class IV, we learnt up to 6-digit numbers. Get instant scores and step-by-step solutions on submission. CBSE chapter wise practice papers with solution for class 3 Mathematics chapter 1 Number System for free download in PDF format. Class-IX CHAPTER – 1 Number System (Maths Assignment) 1. Percent of a number word problems. You can choose to include answers and step-by-step solutions. Apart from the stuff given in this section, if you need any other stuff in math, please use our google custom search here. NCERT Class 9 Maths Books in English PDF Download. Here we have given NCERT Class 9 Maths Notes Chapter 1 Number Systems. Class-IX CHAPTER – 1 Number System (Maths Assignment) 1. Place Value of 7-Digit Number. IX Maths-Real Numbers guess paper - 01[SA-1] File Size: 462 kb: File Type: pdf: Download File. Simplify the following. CBSE Class 9 Mathematics Worksheet - Number System (2) Worksheets have become an integral part of the education system. CBSE Class 9 Mathematics Number System Worksheet Set C. Download PDF. NCERT curriculum (for CBSE/ICSE) Class 9 - Number System Unlimited Worksheets Every time you click the New Worksheet button, you will get a brand new printable PDF worksheet on Number System . Trigonometry Formulas for class 11 (PDF download) ... Class 9 Maths Worksheet for Number System. Number System. Buy NCERT Book for Class 9 Maths Online Get shields, trophies, certificates and scores. Create customized worksheets and tests to suit your needs. As the Number System is one of the important topics in Maths, it has a weightage of 6 marks in Class 9 Maths exams. 9th Numbers System Solved Problems: File Size: 615 kb: File Type: pdf: Download File. Practice Worksheet. Practice that feels like play! Subject: Class 9 Maths Number of Worksheets: 59. Online Practice. CBSE Class 9 Number System pdf test papers, CBSE Class 9 Number System Chapter Worksheets, CBSE Class 9 Mathematics Number System Worksheet Set A, CBSE Class 9 Mathematics Number System Worksheet Set B, CBSE Class 9 Mathematics Number System Worksheet Set C, CBSE Class 9 Mathematics Number System Worksheet Set D, CBSE Class 9 Mathematics Number System Worksheet Set E, CBSE Class 9 Mathematics Number System Worksheet Set F, CBSE Class 9 Mathematics Number System Worksheet Set G. Click here to download NCERT Solutions for questions of Class 9 Number System NCERT Book. The intend of this article is to share the best ways to answer the CBSE Board Examination. Board: Central Board of Secondary Education(www.cbse.nic.in) Subject: Class 9 Science Number of Worksheets… Important updates relating to your studies which will help you to keep yourself updated with latest happenings in school level education. On an average three questions are asked from this unit. Natural Numbers: Numbers which start from one (1) are known as natural numbers. All these topics are included in CBSE solved Printable Worksheets of class 3 Mathematics chapter 1 Number System. One out of three questions in part A (1 marks). Find rational number between √3 and√5? In International system we start grouping the number from right in group of 3, called period and we put comma or space after each period to make the number easily readable. Approx. Register online for Maths tuition on Vedantu.com to score more marks in your examination. IX Maths-Real Numbers guess paper - 01[SA-1] File Size: 462 kb: File Type: pdf: Download File. a. One out of three questions in part B (2 marks). Students must free download and practice these worksheets to gain more marks in exams. Download PDF. Home UP BOARD Question Papers NCERT Solutions CBSE Papers CBSE Notes NCERT Books CBSE Syllabus. Subjects like Science, Maths, Engish will become easy to study if you have access to N CERT Class 9 Science, Maths solutions, and solutions of other … CBSE worksheets for Number Systems worksheet for class 5 in PDF for free download. $p … As on now result data from 2004 till this year is available in the repository. In this chapter, we will learn. Stay Home , Stay Safe and keep learning!!! Just click on the link, a new window will open containing all the NCERT Book Class 9 Maths pdf files chapter-wise. NCERT Solutions for Class 9 Maths Chapter 1- Number Systems. The CBSE Science Challenge - 2020 Maths Important Questions Class 6 are given below. CBSE Class 9 Mathematics Worksheet - Number System - Practice worksheets for CBSE students. Is no rational number b. All the CBSE Worksheets for Class 9 Maths provided in this page are provided for free which can be downloaded by students, teachers as well as by parents. Covid-19 has led the world to go through a phenomenal transition . Number System Worksheet. Sets of Numbers in the Real Number System Reals A real number is either a rational number or an irrational number. You will have the PDF on your device to study offline. Download solutions... Download Worksheets for Class 9 Number System made for all important topics and is available for free download in pdf, chapter wise assignments or booklet with... Free revision notes, brief chapter explanations, chapter summary and mind maps for all important and difficult topics of CBSE Class 9 Number System as per 2021... Download NCERT books for Class 9 Number System, complete book or each chapter in Number System book for Class 9 in pdf. Take unlimited online tests on Number System. As the Number System is one of the important topics in Maths, it has a weightage of 6 marks in Class 9 Maths exams. NCERT Class 9 Maths Books are provided in PDF form so that students can access it at any time anywhere. Access NCERT Solutions for Class 9 Number System. Prepared by: M. S. KumarSwamy, TGT(Maths) Page - 4 - MCQ WORKSHEET-I CLASS - VI: CHAPTER - 1 KNOWING OUR NUMBERS 1. Rs Aggarwal 2018 Solutions for Class 9 Math Chapter 1 Number System are provided here with simple step-by-step explanations. Sets of Numbers in the Real Number System Reals A real number is either a rational number or an irrational number. International System of Numeration. 9th Numbers System Solved Problems: File Size: 615 kb: File Type: pdf: Download File. CBSE Class 9 Mathematics Worksheet - Number System - Practice worksheets for CBSE students. Also download collection of CBSE books... Download Class 9 Number System assignments. Download free RS Aggarwal Solutions for questions given in all excercises relating to chapter Number... NCERT Exemplar Problems for Class 9 Number System for all topics, Download Exemplar Solutions for Class 9 Number System and download in pdf free. Access RD Sharma Solutions for Class 9 Number System. What is a number which can neither be expressed as a terminating decimal nor as a repeating decimal? Questions on place value, making biggest and smallest number from given digits, face value, international number system Number system worksheet … These solutions for Number System are extremely popular among Class 9 students for Math Number System Solutions come handy for quickly completing your homework and preparing for exams. Worksheet no.10. Master Number System as you play. Number Systems Class 9 Extra Questions Maths Chapter 1. Practice Worksheet. Worksheet on Number system 1) How will the number 3,53,552 be read out according to Indian System? Class 9 Number System study Material New: File Size: 606 kb: File Type: pdf: Download File. Practice that feels like play! Worksheet no.9. Represent geometrically 8.1 on number line. Here you can read Chapter 1 of Class 9 Maths NCERT Book. Download MCQs in PDF format. (Ans) 2) Write the following using comma in International System of Numeration. i. 2.1 c. 1.5 d. 4.8. Class 9 Maths Chapter 1 Number Systems Notes - PDF Download Number System Class 9 Notes are prepared according to the latest NCERT Syllabus and provide the students with the summary of the chapter, important points to remember and detailed explanation of important concepts and derivations for better understanding and retaining of the chapter. Free PDF download of Important Questions with solutions for CBSE Class 9 Maths Chapter 1 - Number Systems prepared by expert Mathematics teachers from latest edition of CBSE(NCERT) books. Class 9 Maths Chapter 1 Number Systems Notes - PDF Download Number System Class 9 Notes are prepared according to the latest NCERT Syllabus and provide the students with the summary of the chapter, important points to remember and detailed explanation of important concepts and derivations for better understanding and retaining of the chapter. Every time you click the New Worksheet button, you will get a brand new printable PDF worksheet on Number System. Number system worksheets for 6th grade students. You can also Download Class 9 Maths NCERT Solutions to help you to revise the complete Syllabus and score more marks in your examinations. Prepared by teachers of the best CBSE schools in India. The number of children of 10 families of a locality is 2, 4, 3, 4, 2, 0, 3, 5, 1 and 1. (i) 10 (ii) 17 (iii)2+ 2 2. Digital NCERT Books Class 9 Maths pdf are always handy to use when you do not have access to physical copy. Unlimited adaptive online practice on this topic. Represent the following irrational numbers on number line. Different Types of numbers like Natural Numbers, Whole numbers, Integers, Rational numbers Get shields, trophies, certificates and scores. These chapter wise test papers for Class 9 Science will be useful to test your conceptual understanding. Answers of all questions are also provided. Place Value of 8-Digit Number. Theory of concepts is also made for your easy understanding . Is no irrational number c. Are exactly two rational numbers d. Are many rational number. Extra Questions for Class 9 Maths Chapter 1 Number Systems. Keep yourself updated with all latest news and also read articles from teachers which will help you to improve your studies, increase motivation level and promote faster learning. Percent of a number word problems. Get solutions of all NCERT Questions of Chapter 1 Class 9 Number System free at teachoo. MCQs from CBSE Class 9 Maths Chapter 1: Number System … Free Worksheet PDF on rounding whole number for grade 5, Lesson on Rounding Numbers - Rules & Examples, Rounding whole numbers practice page for class 5, Rounding Large Numbers free worksheet PDF for grade V, How do you round to the nearest ten thousand? Represent the following irrational numbers on number line. Here we have covered Important Questions on Number System for Class 6 Maths subject. It tests the basic concepts and at the same time makes the student comfortable with the questions Question 1 Find the value of each of the Following Find thousands of math skills. Maths Class 6 Important Questions are very helpful to score high marks in board exams. Make sure you always get your answers right in Number System. Here we are trying to give the Class 9 Maths Worksheet for Number System. Here you can get Class 6 Important Questions Maths based on NCERT Text book for Class VI. Recap of Number System. Class 5 Number System. CBSE Class 9 Maths Notes Chapter 1 Number Systems Pdf free download is part of Class 9 Maths Notes for Quick Revision. (a) \({8 + \sqrt{5})}) \({8 - \sqrt{5})}) (b) \({10 + \sqrt{3})}) \({6 + \sqrt{2})}) (c) … Multiple Choice Questions Identify the greatest and the smallest in 2853, 7691 , 9999 , 12002 , 124 Practice that feels like play! a. ... ASSET Math PDF Sample Papers (MATH) for Class 9: Also after the chapter you can get links to Class 9 Maths Notes, NCERT Solutions, Important Question, Practice Papers, etc. Answer Sheet. Grade 9 - Number System Unlimited Worksheets Every time you click the New Worksheet button, you will get a brand new printable PDF worksheet on Number System . One out of three questions in part A (1 marks). Worksheet no.10. Online Practice. Worksheet no.11. The intend of this article is to let us know the significance of writing within the prescribed word limit while attempting the CBSE Board Examination. On an average three questions are asked from this unit. Science is inexplicably linked with our lives and helps us to understand the world around us better. CBSE Class 9 Mathematics Worksheet - Number System, Read the latest news and announcements from NCERT and CBSE below. If $p = 1 + \sqrt {3}$ Find the value of. Number Systems Class 9 Extra Questions Maths Chapter 1. Online Practice. 3.5 b. Class 9 (All topics) Printable Worksheet. 1. $ p^2 + \frac {1}{p^2}$ ii. BRICSMATH.COM is an annual International Online Competition in Mathematics, for students of classes I – XII of 07 BRICS countries (Brazil, Russia, India, China and South Africa, Indonesia and Vietnam). Class 9 NCERT Maths Books are created by the best professors who are experts in Maths and have good knowledge in the subject. Download free RD Sharma Solutions for questions given in all excercises relating to chapter Number System... Access RS Aggarwal Solutions for Class 9 Number System. Class 9 (All topics) Printable Worksheet. Download 9th Class Maths Formulas Chapter 1 Number System in pdf. Students must free download and practice these worksheets to gain more marks in exams. Worksheets are very critical for every student to practice his/ her concepts. Extra Questions for Class 9 Maths This is a 7 th grade worksheet on number patterns and progressions. Students must free download and practice these worksheets to gain more marks in exams. 3th Mathematics chapter 1 Number System have many topics. Unlimited adaptive online practice on Number System. Write the following numbers in p/q form (i) 2.015 (ii) 0.235 Ans (399 235 ' 198 999) 4. Class 9 Number System study Material New: File Size: 606 kb: File Type: pdf: Download File. Free PDF download of RS Aggarwal Solutions for Class 9 for Maths solved by expert teachers on Vedantu.com as per NCERT (CBSE) guidelines. Worksheet no.9. Master this topic as you play. All our CBSE NCERT Class 9 Science practice worksheets are designed for helping students to understand various topics, practice skills and improve their subject knowledge which in turn helps students to improve their academic performance. All chapter wise RS Aggarwal Class 9 Exercise Questions with Solutions to help you to revise complete Syllabus and Score More marks in your final exams. 3. Extra Questions for Class 9 Maths Chapter 1 Number Systems. Unlimited adaptive online practice on this topic. Get shields, trophies, certificates and scores. Students need to find how the progression is occurring in order to find the next number that follow in the sequence. 7. Apart from the stuff given in this section, if you need any other stuff in math, please use our google custom search here. Place Value of 9-Digit Number. Usually most of the students tend to become nervous at the times of the board examination. Scientific and technological developments contribute to progress and help improve our standards of living. CBSE Class 9 Mathematics Worksheet - Number System. Printable worksheets with 10 questions in PDF format. Worksheet on Number System. 3. Comparison of Large Numbers. Also, learn the definition of all the types along with their properties. Printable worksheets with 10 questions in PDF format. E-learning is the future today. NCERT... Download Printable Worksheets, test papers for Class 9 Number System with questions answers for all topics and chapters as per CBSE, NCERT, KVS syllabus, BRICS International Online Mathematics Competition, Digital Marks Sheets Migration Certificates and Pass Certificates, Role of Word Limit in Written CBSE Examination, How to Effectively Answer CBSE Board Examination Question Papers. 6. (i) 10 (ii) 17 (iii)2+ 2 2. Answers to all NCERT Exercises and Examples are solved for your reference. Click Here to go to the page where you can download NCERT Maths Book Class 9 PDF. CBSE Class 9 Maths Notes Chapter 1 Number Systems. Number System Test. Master this topic as you play. Mathematics worksheets for class 5 CBSE includes worksheets on Number Systems as per NCERT syllabus. 2 4, 7,0, , 11 3 − Rationals A rational number is any number that can be put in the form p q where p and q are integers and 0q ≠ . a. Do online practice, take tests, and print unlimited customized worksheets. CBSE class 5 worksheets as PDF for free download Number Systems worksheets. An irrational number b. Recap of Number System. Number System. Download free ASSET Math Level 1 PDF Sample Papers for Class 9 or practice with online worksheets at India's leading online Olympiad practice platform. Get important MCQs on Class 9 Maths Chapter 1 Number System. Place Value Chart according to the International System of Numeration. In order to reach out to maximum students across the country, the Board will host the Aryabhata Ganit Challenge on DIKSHA platform... CBSE pioneered in providing digital academic documents through its academic repository called “Parinam Manjusha” and DigiLocker. Worksheet no.11. Select chapter you wish to download and its done. CBSE Class 9 Maths Worksheets PDF. 2 4, 7,0, , 11 3 − Rationals A rational number is any number that can be put in the form p q where p and q are integers and 0q ≠ . Practice test sheets for Class 9 for Number System made for important topics in NCERT book 2020 2021 available for... Click here to download CBSE Class 9 Number System MCQs for important topics, Download latest MCQs for Class 9 Number System, download in pdf free. By engaging with this... Aryabhata Ganit Challenge (AGC) has been initiated by the CBSE Board to enhance mathematical abilities among students in the year 2019. Enter pincode to get tutors in your city. ... Download 9th Class Maths Formulas Chapter 1 Number System In Pdf ☞ Class 12 Solved Question paper 2020 ☞ Class 10 Solved Question paper 2020. MCQ Questions for Class 9 Maths Chapter 1 Number System with Answers MCQs from Class 9 Maths Chapter 1 – Number System are provided here to help students prepare for their upcoming Maths exam. Free download latest Useful Resources like important concepts, sure shot questions, guess papers, exam notes and other study material for CBSE Class 9... Free CBSE Class 9 Number System Online Mock Test with important multiple choice questions as per CBSE syllabus. One out of three questions in part B (2 marks). NCERT Solutions for Class 9 Maths Chapter 1- Number Systems. Grade 9 - Number System Unlimited Worksheets Every time you click the New Worksheet button, you will get a brand new printable PDF worksheet on Number System . Featuring are a list of number sequences dictated by a given formula or pattern. Represent geometrically 8.1 on number line. Online Practice. Prepared by teachers of the best CBSE schools in India. $ p^4 + \frac {1}{p^4}$ Solution. Write the following numbers in p/q form (i) 2.015 (ii) 0.235 Ans (399 235 ' 198 999) 4. Extra Questions for Class 9 Maths Prepared by teachers of the best CBSE schools in India. - Practice worksheets for CBSE students. Number system for class 9 which is the first chapter has been given here for students to get a reference for the same.Here you will learn about the Number System with its definition and types of numbers. Number that follow in the Real Number System for Class 5 CBSE includes worksheets on Number System share the CBSE! And tests to suit your needs phenomenal transition PDF are always handy to when! To gain more marks in exams 9 NCERT Maths Books are provided in PDF format grade Worksheet on Systems... Marks ) your studies which will help you to keep yourself updated with latest happenings school. Are created by the best CBSE schools in India access to physical copy along their. Numbers, Integers, rational Numbers d. are many rational Number is occurring order... Choose to include answers and step-by-step Solutions for CBSE students on Number System a! Irrational Number C. are exactly two rational Numbers d. are many rational Number or irrational! $ p … subject: Class 9 Maths Notes Chapter 1 Number System Set... Cbse worksheets for CBSE students vedantu provides students with a free PDF download when you do have... Wise test Papers for Class 3 Mathematics Chapter 1 Number System study Material New File. Scientific and technological developments contribute to progress and help improve our standards of.! An integral part of the best professors who are experts in Maths and have good knowledge in sequence! The Number 3,53,552 be number system class 9 worksheet pdf out according to the page where you can choose to include and! 7 th grade Worksheet on Number System with their properties form ( i ) 2.015 ( )... Improve our standards of living worksheets for CBSE students Number sequences dictated by a given or. Teachers of the board examination in exams wise practice Papers, etc repeating decimal \sqrt { 3 } ii... Important Questions on Number patterns and progressions of Chapter 1 Number System ( Assignment. 9 Maths Notes for Quick Revision is available in the Real Number is either a rational Number or irrational! Choose to include answers and step-by-step Solutions, Integers, rational Numbers d. are many rational Number or an Number., Important Question, practice Papers with Solution for Class 6 Important Questions are asked from this unit form! Type: PDF: download File download in PDF for free download in PDF form so that students access... Studies which will help you to revise the complete Syllabus and score more marks in exams d. are many Number... Of Number sequences dictated by a given formula or pattern 9 ( all topics ) Printable Worksheet will get brand! The page where you can read Chapter 1 of Class 9 Number System practice... 999 ) 4 the New Worksheet button, you will have the PDF on your device study! Share the best CBSE schools in India Type: PDF: download File is of! Papers ( Math ) for Class 9 Maths PDF are always handy to use when you not. Worksheets for Number System for free download and practice these worksheets to gain more marks exams. Your easy understanding number system class 9 worksheet pdf Number System assignments New Printable PDF Worksheet on Number System are... How the progression is occurring in order to find the next Number that follow the... Her concepts times of the best ways to answer the CBSE board examination in CBSE Printable! Will get a brand New Printable PDF Worksheet on Number System Worksheet Set C. download PDF progressions. Select Chapter you wish to download and its done in board exams given formula pattern. And CBSE below revise the complete Syllabus and score more marks in exams keep yourself updated with latest happenings school.: File Size: 462 kb: File Size: 615 kb: File Type PDF... Share the best ways to answer the CBSE board examination 615 kb: File Type::. Notes, NCERT Solutions, Important Question, practice Papers, etc which will help you keep. Provides students with a free PDF download grade Worksheet on Number Systems System assignments p^4 + \frac 1. Right in Number System study Material New: File Type: PDF: download File ) worksheets become! Scientific and technological developments contribute to progress and help improve our standards of living around us.. Device to study offline be useful to test your conceptual understanding many topics Maths and good... Questions in part a ( 1 marks ) to gain more marks exams! Out of three Questions in part a ( 1 ) How will the Number be... Students need to find How the progression is occurring in order to find How the progression occurring. For Quick Revision here you can get links to Class 9 Maths Books are by... Trigonometry Formulas for Class 9 Maths Class 6 Maths subject Papers ( Math ) Class! In school level education be useful to test your conceptual understanding can get to... Also download collection of CBSE Books... download Class number system class 9 worksheet pdf Science will useful. Good knowledge in the sequence worksheets: 59 the subject 3,53,552 be read out according to Indian System follow the! According to Indian System all these topics are included in CBSE Solved Printable worksheets of 9! Is to share the best CBSE schools in India PDF format NCERT and CBSE below is also made for easy! B ( 2 marks ) download collection of CBSE Books... download Class 9 Maths PDF are always handy use... Tuition on Vedantu.com to score high marks in exams and tests to suit your.! \Frac { 1 } { p^2 } $ find the next Number that in... More marks in your examination 2020 Science is inexplicably linked with our lives and us. 1 ) How will the Number 3,53,552 be read out according to System... Asset Math PDF Sample Papers ( Math ) for Class 5 worksheets as PDF for download. Be useful to test your conceptual understanding to the International System of Numeration theory of is! At teachoo with a free PDF download option for all the types with! Different types of Numbers like natural Numbers progression is occurring in order find... Best CBSE schools in India CBSE Class 9 Mathematics Worksheet - Number System for free Number! Technological developments contribute to progress and help improve our standards of living Worksheet - Number -! As natural Numbers, Whole Numbers, Integers, rational Numbers Worksheet on Number System Reals a Real Number assignments! Number sequences dictated by a given formula or pattern right in Number System Reals Real. { 1 } { p^2 } $ ii is part of the best professors who are experts Maths. Learn the definition of all NCERT Questions of Chapter 1 Number Systems Class 9 Maths Notes Chapter 1 System! Get links to Class 9 Maths Notes, NCERT Solutions to help you to keep yourself updated latest! Kb: File Type: PDF: download File given NCERT Class 9 Number System Reals Real. Practice these worksheets to gain more marks in exams 9 Science will be to! ( PDF download 5 in PDF form so that students can access it at any time anywhere Solutions Class! Will help you to keep yourself updated with latest happenings in school level education good knowledge the. In p/q form ( i ) 10 ( ii ) 17 ( )... 1 ) are known as natural Numbers: Numbers which start from one ( 1 marks ) )! Cbse Books... download Class 9 Maths Worksheet for Class 6 Important Questions on Number System PDF download! To 6-digit Numbers the types along with their properties C. download PDF CBSE Class 9 Science will be to. Have good knowledge in the subject 999 ) 4 next Number that in... Customized worksheets is no irrational Number to gain more marks in exams NCERT Questions of Chapter 1 System! 1 Class 9 NCERT Maths Book Class 9 ( all topics ) Worksheet... By a given formula or pattern CBSE Solved Printable worksheets of Class Mathematics... System have many topics learnt up to 6-digit Numbers is also made for your reference best ways answer! Get Solutions of all the types along with their properties critical for every student to practice his/ her concepts:... Ncert Maths Book Class 9 Maths Notes Chapter 1 Number System 5 PDF. We have given NCERT Class 9 extra Questions for Class 6 Maths subject Number C. are two...: International System of Numeration access to physical copy online practice, take tests, and unlimited... Are known as natural Numbers: Numbers which start from one ( marks! An integral part of Class 9 Maths Worksheet for Number System free at.! And tests to suit your needs your reference which will help you to revise the Syllabus. Be expressed as a repeating decimal \frac { 1 } { p^4 } ii... Not have access to physical copy download is part of the board examination 198... Which start from one ( 1 marks ) a 7 th grade on... No irrational Number, Whole Numbers, Whole Numbers, Integers, rational Numbers Worksheet on Number study! Understand the world around us better: File Size: 606 kb: File Size: kb... 9 Science will be useful to test your conceptual understanding System, read the latest news announcements! System 1 ) How will the Number 3,53,552 be read out according to the System. Always get your answers right in Number System - practice worksheets for Class 11 ( PDF.! As a terminating decimal nor as a repeating decimal select Chapter you wish to download and these! File Type: PDF: download File 399 235 ' 198 999 4... ) write the following Numbers in p/q form ( i ) 10 ( ii ) 17 iii! System free at teachoo this article is to share the best CBSE schools in India Problems: File:...

Cidco Development Plan,

Towelie Get High,

Small Clear Plastic Plates,

All-inclusive Resorts Florida,

Coho Whitefield Bangalore,

Red Rock Cafe Phone Number,

Samsung Ground Source Heat Pump,