12 squared

12² = 12 × 12 = 144

To square a number, multiply it by itself. 12 squared is written 12² or 12^2, and the answer is 144.

How to work out 12 squared

• Direct: 12 × 12 = 144.
• From the previous square: 11² = 121, and 12² = 121 + (2 × 12 − 1) = 121 + 23 = 144.
• Split the number: 12 = 10 + 2, so 12² = 10² + 2 × 10 × 2 + 2² = 100 + 40 + 4 = 144.

Related

• 12 cubed = 1,728
• The square root of 144 is 12, so 144 is a perfect square.

Squares near 12

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