Q. Estimate the difference by rounding each number to the nearest whole number and then subtracting.3.96−1.61The difference is approximately _____.
Round Numbers: Round each number to the nearest whole number.3.96 rounds to 4 because it's closer to 4 than to 3.1.61 rounds to 2 because it's closer to 2 than to 1.
Subtract Rounded Numbers: Subtract the rounded numbers.4−2=2
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