30 31 32 33 34 35 36 37 38 1 3 9 27 81 243 729 2 187 6 561 Calculate 81 ÷ 3 = 27 3 x 3 x 3 3 x 3 x 3 x 3 ÷ 3 = This could be written as 3 4 3 1.

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30 31 32 33 34 35 36 37 38 1 3 9 27 81 243 729 2 187 6 561 Calculate 81 ÷ 3 = 27 3 x 3 x 3 3 x 3 x 3 x 3 ÷ 3 = This could be written as 3 4 3 1 = 3 3 .

30 31 32 33 34 35 36 37 38 1 3 9 27 81 243 729 2 187 6 561 Calculate 729 ÷ 9 = 81 3 x 3 x 3 x 3 x 3 x 3 3 x 3 x 3 x 3 ÷ 3 x 3 = This could be written as 3 6 3 2 = 3 4 .

30 31 32 33 34 35 36 37 38 1 3 9 27 81 243 729 2 187 6 561 Calculate 243 ÷ 243 = 1 3 ÷ 3 3 x 3 x 3 x 3 x 3 ÷ 3 x 3 x 3 x 3 x 3 = This could be written as 3 5 3 5 = 3 0 .

3 4 3 1 = 3 3 34 ÷ 31 = 33 3 6 3 2 = 3 4 36 ÷ 32 = 34 3 5 3 5 = 3 0 35 ÷ 35 = 30

20 21 22 23 24 25 26 27 28 1 2 4 8 16 32 64 128 256 Calculate 32 ÷ 4 = 8 2 x 2 x 2 x 2 x 2 ÷ 2 x 2 = 2 x 2 x 2 25 ÷ 22 = 23 How else could this result be written?

This could be written as 5 5 5 2 = 5 ? 50 51 52 53 54 55 56 57 58 1 5 25 125 625 3125 15 625 … … Calculate 3 125 ÷ 25 = 125 5 x 5 x 5 x 5 x 5 5 x 5 x 5 ÷ 5 x 5 = 55 ÷ 52 = 53 This could be written as 5 5 5 2 = 5 ?