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Squares

Level 12 / build-up

3d square digits 1-3

5 visual steps / 3-digit square split

1. Split hundreds

231^21. Split hundreds split into base and tail 231=200+31base square200^240000double product_tail square_
231 as 200 + 31.

231 as 200 + 31.

2. Double product

231^22. Double product split into base and tail 231=200+31base square200^240000double product2 x 200 x 3112400tail square_
2 x 200 x 31 = 12400.

2 x 200 x 31 = 12400.

3. Tail square

231^23. Tail square split into base and tail 231=200+31base square200^240000double product2 x 200 x 3112400tail square31^2961
31^2 = 961.

31^2 = 961.

4. Combine parts

231^24. Combine parts split into base and tail 231=200+31base square200^240000double product2 x 200 x 3112400tail square31^296140000 + 12400 + 961 = 53361
40000 + 12400 + 961 = 53361.

40000 + 12400 + 961 = 53361.

5. Read answer

231^25. Read answer Read answer 231^2 = 53361Read 231^2 = 53361.
Read 231^2 = 53361.

Read 231^2 = 53361.

Practice Level 12

Use the visible move, then type only when the answer is clear.

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