2D 3

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Step 2 – Double the middle values Example 5 13 Cubing any 2-digit Number Step 3 – Add all the values in each column Step 1 – Calculate the square and cube values of the digits as shown 0 1 1 5 7 5 0 0 0 1 5 6 2 3 Final Answer + 5 1 3 = 1 3 2 6 5 1 Step 4 – Add column totals as shown © LazyMaths.com 53 13 52 x 1 5 x 12 125 1 25 5 Double Add 50 10 125 75 15 1 2 5 1 1

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