Learn All Concepts of Chapter 1 Class 9 - FREE. Check - Chapter 1 Class 9 Maths


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  1. Chapter 1 Class 9 Number Systems
  2. Concept wise


Are all Decimal Expansions Fractions? No What about 𝝅? 𝝅 = 3.1415926535897932384626433832795… Hence, There are 3 types of Decimal Expansion Terminating Non-Terminating Repeating Non-Terminating Non-Repeating Can be written in fraction So, Rational Number Cannot be written in fraction So, Irrational Number To Summarise Decimal Expansion Terminating Non-Terminating Non-Terminating Repeating Non-Terminating Non-Repeating Rational Irrational

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.