Square numbers
Name - or calculate! - the first 20 square numbers.
Your answers must match the highlighted question.
-
-
- 1 x 1
- 1
-
- 2 x 2
- 4
-
- 3 x 3
- 9
-
- 4 x 4
- 16
-
- 5 x 5
- 25
-
- 6 x 6
- 36
-
- 7 x 7
- 49
-
- 8 x 8
- 64
-
- 9 x 9
- 81
-
- 10 x 10
- 100
-
-
-
- 11 x 11
- 121
-
- 12 x 12
- 144
-
- 13 x 13
- 169
-
- 14 x 14
- 196
-
- 15 x 15
- 225
-
- 16 x 16
- 256
-
- 17 x 17
- 289
-
- 18 x 18
- 324
-
- 19 x 19
- 361
-
- 20 x 20
- 400
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