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Squares

Find the square of a number (e.g. 5² = 25).

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Did you know?
Squaring a number means multiplying it by itself.
The square of 1 is 1, and the square of 0 is 0.
Perfect squares appear in geometry—area of a square!
Understand Squares before you start

Read this if you're new to the topic—it will help you know what to do in each problem.

Squaring a number means multiplying it by itself. We write it with a small 2: 5² means 5 × 5 = 25.

So 2² = 4, 3² = 9, 4² = 16, 5² = 25. These are called perfect squares.

Examples
3² = 9
5² = 25
4² = 16