NumberKey Stage 3

Square numbers

Square a whole number.

  • Squaring means multiplying a number by itself.
  • For example, , not .
  • The exponent 2 tells you there are two identical factors.

Example 1

Evaluate.

Example 2

Evaluate.

Remember
The exponent 2 tells you there are two identical factors.

Your turn

Question 1

Evaluate.

Check answer
Question 2

Evaluate.

Check answer
Question 3

Evaluate.

Check answer
Question 4

Evaluate.

Check answer
Question 5

Evaluate.

Check answer
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