10 squared

10² = 10 × 10 = 100

To square a number, multiply it by itself. 10 squared is written 10² or 10^2, and the answer is 100.

How to work out 10 squared

• Direct: 10 × 10 = 100.
• From the previous square: 9² = 81, and 10² = 81 + (2 × 10 − 1) = 81 + 19 = 100.

Related

• 10 cubed = 1,000
• The square root of 100 is 10, so 100 is a perfect square.

Squares near 10

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