NCERT Solutions Class 6 Maths Chapter 2 — Whole Numbers

Solution:

Step 1: Whole numbers are: 0, 1, 2, 3, ...

Step 2: The smallest whole number is 0.

Solution:

Step 1: Successor = number + 1

Step 2: Successor of 17: [17 + 1 = 18]

Solution:

Step 1: Predecessor = number - 1

Step 2: Predecessor of 50: [50 - 1 = 49]

Solution:

Step 1: This is the additive identity property.

Step 2: Any number + 0 = the same number. [345 + 0 = 345]

Solution:

Step 1: This is the multiplicative identity property.

Step 2: Any number × 1 = the same number. [78 × 1 = 78]