Statement: $17 - (- 21) =$ ?

What do you observe? Is there any pair of integers whose difference is not an integer? Can we say integers are closed under subtraction? Do the whole numbers satisfy this property?

Important Questions on Integers

MEDIUM

7th Jammu and Kashmir Board

IMPORTANT

MATHEMATICS A TEXTBOOK FOR CLASS 7>Chapter 1 - Integers>Exercise 5>Q (iii)

Statement: $(- 8) - (- 24) = 16$ .

What do you observe? Is there any pair of integers whose difference is not an integer? Can we say integers are closed under subtraction? Do the whole numbers satisfy this property?

MEDIUM

7th Jammu and Kashmir Board

IMPORTANT

MATHEMATICS A TEXTBOOK FOR CLASS 7>Chapter 1 - Integers>Exercise 5>Q (iv)

Statement: $(- 21) - (10) =$ ?

What do you observe? Is there any pair of integers whose difference is not an integer? Can we say integers are closed under subtraction? Do the whole numbers satisfy this property?

MEDIUM

7th Jammu and Kashmir Board

IMPORTANT

MATHEMATICS A TEXTBOOK FOR CLASS 7>Chapter 1 - Integers>Exercise 5>Q (v)

Statement:

32 - (- 17) =

? What do you observe? Is there any pair of integers whose difference is not an integer? Can we say integers are closed under subtraction? Do the whole numbers satisfy this property?

MEDIUM

7th Jammu and Kashmir Board

IMPORTANT

MATHEMATICS A TEXTBOOK FOR CLASS 7>Chapter 1 - Integers>Exercise 5>Q (vi)

Statement:

(- 18) - (- 18) =

? What do you observe? Is there any pair of integers whose difference is not an integer? Can we say integers are closed under subtraction? Do the whole numbers satisfy this property?

MEDIUM

7th Jammu and Kashmir Board

IMPORTANT

MATHEMATICS A TEXTBOOK FOR CLASS 7>Chapter 1 - Integers>Exercise 5>Q (vii)

Statement:

(- 29) - 0 =

? What do you observe? Is there any pair of integers whose difference is not an integer? Can we say integers are closed under subtraction? Do the whole numbers satisfy this property?

EASY

7th Jammu and Kashmir Board

IMPORTANT

MATHEMATICS A TEXTBOOK FOR CLASS 7>Chapter 1 - Integers>Exercise 6>Q (i)

Are $(- 8) + (- 9)$ and $(- 9) + (- 8)$ equal?