Practice Commutativity - 1. Rational Numbers - CBSE 8 Mathematics
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Commutativity

Practice - Commutativity

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Is addition of whole numbers commutative? Give an example.

💡 Hint: Think about the order of adding numbers.

Question 2 Easy

Provide an example of commutative multiplication.

💡 Hint: Try multiplying two numbers in different orders.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

Is addition commutative?

True
False

💡 Hint: Think back to the definitions.

Question 2

Which of the following operations is NOT commutative?

Addition
Multiplication
Subtraction

💡 Hint: Try to recall what happens when you swap the numbers.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Prove that for three rational numbers a, b, and c, the following holds true: a + (b + c) = (a + b) + c.

💡 Hint: Substitute a few rational numbers and simplify both sides.

Challenge 2 Hard

Calculate and compare the results of 15 - 5 and 5 - 15, to demonstrate the non-commutative nature of subtraction.

💡 Hint: Work through each calculation to highlight the differences.

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