Question

some questions of ch 2 whole numbers and his answer​

Answer 1

Answer:

Step-by-step explanation:

Question 1.

Write the smallest whole number.

Solution:

0 is the smallest whole number.

Question 2.

What is the predecessor of whole number 0?

Solution:

Whole number 0 has no predecessor.

 

Question 3.

Which property do the following statements hold?

(a) 6 + 4 = 4 + 6

(b) 3 + 2 = whole number

Solution:

(a) 6 + 4 = 4 + 6 holds commutative property of addition

(b) 3 + 2 = whole number holds closure property.

 

Question 4.

Add the following in three ways. Indicate the property used.

(a) 25 + 36 + 15

(b) 30 + 18 + 22

Solution:

(a) 25 + 36 + 15

Way I: 25 + (36 + 15) = 25 + 51 = 76

Way II: (25 + 36) + 15 = 61 + 15 = 76

Way III: (25 + 15) + 36 = 40 + 36 = 76

Here, we have used associative property

Answer 2

Answer:

Whole Numbers Class 6 Extra Questions Maths Chapter 2

Extra Questions for Class 6 Maths Chapter 2 Whole Numbers

Whole Numbers Class 6 Extra Questions Very Short Answer Type

Question 1.

Write the smallest whole number.

Solution:

0 is the smallest whole number.

Question 2.

What is the predecessor of whole number 0?

Solution:

Whole number 0 has no predecessor.

Question 3.

Which property do the following statements hold?

(a) 6 + 4 = 4 + 6

(b) 3 + 2 = whole number

Solution:

(a) 6 + 4 = 4 + 6 holds commutative property of addition

(b) 3 + 2 = whole number holds closure property.

Question 4.

Add the following in three ways. Indicate the property used.

(a) 25 + 36 + 15

(b) 30 + 18 + 22

Solution:

(a) 25 + 36 + 15

Way I: 25 + (36 + 15) = 25 + 51 = 76

Way II: (25 + 36) + 15 = 61 + 15 = 76

Way III: (25 + 15) + 36 = 40 + 36 = 76

Here, we have used associative property.