TNSB - 8 - Maths :: Rational Numbers

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Go To: TNSB-Mathematics-Grade 8


Course Content / Subtopic list:

  1. Introduction, Recall About Fractions, Necessity For Extending Fractions To Rational Numbers , Rational Numbers Definition
  2. Rational Numbers On A Number Line, Writing A Decimal As A Rational Number, Equivalent Rational Numbers, Rational Numbers In Standard Form
  3. Comparison Of Rational Numbers, Rational Numbers Between Any Two Rational Numbers, Alternative Method For Finding Rational Numbers Between Any Two Rational Numbers By Average Concept
  4. Four Basic Operations On Rational Numbers - Addition, Subtraction, Multiplication, Division And Word Problems.
  5. Properties Of Rational Number - Closure, Commutative, Associative Property,
  6. Additive And Multiplicative Identity Property, Distributive Property, Challenging Problems

Lesson Plan

[Contributor - Meenakshi]

Please find below the detailed lesson plan and PPT for this chapter in the language mentioned against the respective link. While the lesson plan will give an overall flow of the lesson, the PPT will include lesson flow as well as the presentations for the class. (Lesson Plan - English) (PPT - English)

You may use the content as it is or download and modify them to suit the students requirements.

If you feel any major modifications or additions are carried out by you in the form of adding any new activity, presentations, videos etc. we request you to send the modified version to for enabling upload the modified version.

The worksheets of the lesson can be accessed from the worksheet tab.

Kindly rate the lesson plan and share your suggestions and comments on the lesson plan in the comments box below. Your valuble suggestions and comments will help us to improve the content.


[Contributor - Meenakshi]

Lesson Plan version 1.1 videos (Real numbers) (To find rational numbers between two rational numbers)


[Contributor - Meenakshi]

Lesson Plan version 1.1 activities

1. Split a paper into 8 equal parts and add the parts separately using fractions to add upto a whole paper

2. Split the class into four groups and ask each group to discuss how Rational numbers includes natural numbers, whole numbers and integers

Additional Aids

[Contributor - Meenakshi]

Lesson Plan version 1.1 PPT (PPT - English)


[Contributor - Naresh Kumar] (Worksheet 1) (Worksheet 2)

[Contributor - Phalguni Karumuri] (Worksheet 1) (Worksheet 2)

Worksheets [Version 2021] (Worksheet 1) (Worksheet 2) (Worksheet 3) (Worksheet 4) (Worksheet 5) (Worksheet 6)

Answerkeys [Version 2021] (Answerkey 1) (Answerkey 2) (Answerkey 3) (Answerkey 4) (Answerkey 5) (Answerkey 6)

Worksheets [Version 2021] (Worksheet 1) (Worksheet 2) (Worksheet 3) (Worksheet 4) (Worksheet 5) (Worksheet 6)

Answerkeys [Version 2021] (Answerkey 1) (Answerkey 2) (Answerkey 3) (Answerkey 4) (Answerkey 5) (Answerkey 6)

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