43 squared
43² = 43 × 43 = 1,849
To square a number, multiply it by itself. 43 squared is written 43² or 43^2, and the answer is 1,849.
How to work out 43 squared
- Direct: 43 × 43 = 1,849.
- From the previous square: 42² = 1,764, and 43² = 1,764 + (2 × 43 − 1) = 1,764 + 85 = 1,849.
- Split the number: 43 = 40 + 3, so 43² = 40² + 2 × 40 × 3 + 3² = 1,600 + 240 + 9 = 1,849.
Related
- 43 cubed = 79,507
- The square root of 1,849 is 43, so 1,849 is a perfect square.
Squares near 43
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