Question

Which operation always results in a natural number?

Options

• 5 - 8

• 3 + 7

• 10 ÷ 3

• 0 × 5

Answer 1

3 + 7

Explanation: 

Adding two natural numbers always produces another natural number. Options (a) gives a negative result, (c) gives a non-integer, and (d) gives 0, which is not a natural number.