82 squared

82² = 82 × 82 = 6,724

To square a number, multiply it by itself. 82 squared is written 82² or 82^2, and the answer is 6,724.

How to work out 82 squared

Direct: 82 × 82 = 6,724.
From the previous square: 81² = 6,561, and 82² = 6,561 + (2 × 82 − 1) = 6,561 + 163 = 6,724.
Split the number: 82 = 80 + 2, so 82² = 80² + 2 × 80 × 2 + 2² = 6,400 + 320 + 4 = 6,724.

Related

82 cubed = 551,368
The square root of 6,724 is 82, so 6,724 is a perfect square.

Squares near 82

Number	Squared
78	6,084
79	6,241
80	6,400
81	6,561
83	6,889
84	7,056
85	7,225
86	7,396

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