How many squares of all sizes are on a checker board?

Answer 1

1x1 squares = 1

2x2 squares = 4

3x3 squares = 9

4x4 squares = 16

5x5 squares = 25

6x6 squares = 36

7x7 squares = 49

8x8 squares = 64

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for a total of 204 squares.

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Answer 2

On a standard board, one inch by one inch.