Question

State, true or false : (i) Whole number are closed for addition.

Answer 1

Whole Numbers: This set is closed only under addition and multiplication. Integers: This set is closed only under addition, subtraction, and multiplication. Rational Numbers: This set is closed under addition, subtraction, multiplication, and division (with the exception of division by 0).

Answer 2

The whole number is closed for addition. True

• The whole numbers are the positive integers from 0 to infinity that is included in the number system.

• Whole numbers have the following properties: In addition and multiplication, whole numbers are closed.

• Whole number addition and multiplication are commutative.
• Whole number addition and multiplication are associative operations. Multiplication over addition is its distributive property.