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5 Simple Math Tricks For Fast Calculations
Here are five simple math tricks that can help you perform calculations quickly and efficiently:
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For example, to calculate 11 x 24, add 2 and 4 to get 6, and place it in the middle to get 264
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For example, to
calculate 9 x 7, multiply 7 by 10 to get 70, and then subtract 7 to get 63
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For example, to square 35, take 3, multiply it by 3 + 1 to get 12, and
then append 25 to get 1225
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For example, to find 1/4 of 60, divide 60 by 4 to get 15, and then multiply
15 by 1 to get 15
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For example, to find 20% of 50, multiply 50 by 20/100 to get 10
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