natimotisi123 natimotisi123

20-11-2016
Mathematics

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Explain how estimation helps you to place the decimal point when multiplying 3.9 times 5.3

Explain how estimation helps you to place the decimal point when multiplying 39 times 53 class=

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JulieC246 JulieC246

20-11-2016

Estimation helps because then you will have an idea of how big the number should be. Like 4 x 5 = 20 So you know the answer should be somewhere near the number 20 and that the decimal place goes right after that 2 digits

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