Estimate the sum by rounding each number to the nearest whole number and then adding.6.36 + 5.7 + 6.887
Question
Estimate the sum by rounding each number to the nearest whole number and then adding.6.36 + 5.7 + 6.887
Solution
Step 1: Round each number to the nearest whole number.
6.36 rounds to 6 because .36 is less than .5. 5.7 rounds to 6 because .7 is greater than .5. 6.887 rounds to 7 because .887 is greater than .5.
Step 2: Add the rounded numbers together.
6 + 6 + 7 = 19
So, the estimated sum of 6.36, 5.7, and 6.887 is 19.
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