Section One - Numbers

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Types of number

Square numbers (1x1) (2x2) (3x3) (4x4) (5x5) (6x6) (7x7) (8x8) (9x9) (10x10)

1 4 9 16 25 36 49 64 81 100 121 144 169 196 225...

The DIFFERENCES between the square numbers are all ODD numbers.

2. Cube Numbers

1 8 27 64 125 216 343 512 729 1000...

They are called cube numbers because they are like the volumes of cubes.

3. Triangle numbers

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