Free Printable Pre-Algebra Worksheets with Answers

Worksheet Information
Subject	Pre-Algebra
Lesson	Rounding and Estimating Sums and Differences
Description	This worksheet contains problems on rounding and estimating sums and differences of decimals. A few problems are specific in asking students to use front-end estimation.
Number of Problems	20
Number of Pages	3
Answer Key	Yes

Sample Problems from Worksheet (diagrams not shown)

Rounding Decimals – Estimating Sums & Differences Estimate by Rounding. 3) 6.48 + 3.242 4) 5.92 + 2.451 5) 2.437 + 6.833 6) 3.72 – 1.61 7) 3.7 – 2.77) 3.7 – 2.742 8) 0.747 – 0.546 9) 6.25 + 3.48 + 6.40 53 + 32.10) 23.76 + 62.753 + 32.06 + 16.524 Use front-end estimation to estimate each sum or difference. 15) 2.56 + 0.75 + 4.49 5.37 17) 7.234 – 4.826

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Rounding and Estimating Sums and Differences

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