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# Estimate the Sum and Difference Worksheets

Estimate the sums and differences in these printable worksheets, designed for grade 3, grade 4, and grade 5 children, by rounding each number to the nearest ten, hundred, thousand or hundred thousand. Front-end estimation method may also be used to estimate the value in some of the pdf worksheets. Grab hold of a few of these handouts for free!

Estimate the value by rounding each number to the nearest ten. Level 1 and Level 2 have worksheets to estimate the sum and difference respectively. Level 3 contains mixed operations.

Estimate to the Nearest Hundred

Round each number to the nearest hundred and estimate the sum and difference in all the pdf worksheets in this set, ideal for 3rd grade students.

Estimate to the Nearest Thousand

Estimate the sum or difference by rounding the numbers to the nearest thousand. Level 3 has multi-digit numbers to perform mixed operations.

Each level has three printable worksheets for 5th grade kids to estimate values by rounding each number to its nearest ten thousand and million.

Front End Estimation: Mixed Review

Use front-end estimation method to round the given numbers and thereby find the sum and difference in each worksheet for grade 4 kids. Round the numbers to the nearest hundred in level 1 and to the nearest ten thousand in level 2.

Estimating Sums: Three Addends

Round the three addends to the nearest ten in level 1 and to the nearest thousand in level 2 and estimate their sum.

Perform numerical operations and estimate the value in each problem. Round each number to the nearest ten in level 1 and to the nearest hundred in level 2.

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