Question

Whole numbers are commutative under which of the following operations?

• A. addition and multiplication
• B. addition and subtraction
• C. multiplication and division
• D. division and subtraction

Answer 1

Answer: (A)

Whole numbers are commutative under addition and multiplication.

For example

Take two whole numbers $2$ and $5.$

Addition $=2+5=7$ also $5+2=7$, You can add whole nos. in any order which gives same results.

Subtraction $2-5=-3$ also $5-2=3$

Multiplication$=2\times 5=10$ also $5\times 2=10$ You can multiply whole nos. in any order which gives same results.

Division$=2÷5=0.4$ also $5÷2=2.5$

Whole numbers are commutative under addition and multiplication.