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Mathematics
Hannah Simpson
11 November, 04:36
Estimate then find the sum or difference 8.5+1.8
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Clay Peck
11 November, 08:34
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Estimating usually means rounding to the nearest whole number to make it so that you can do the math in your head.
So, 8.5 becomes 9, and 1.8 becomes 2.
The sum would then be 11
And the difference is 7
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