Free 3rd Grade Addition (Models, Sums and Estimating) Worksheets

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If you find these free worksheets valuable, you are welcome to a free trial of Formative Loop Daily Math for Grades 1-8 which will track and individualize the worksheets for each student automatically.

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8 Results (page 1 of 1)
Addition Models Number Lines
Computing Sums (No Carrying) - 10'S
Computing Sums (No Carrying) - 10'S, 100'S
Computing Sums (With Carrying) - 10'S, 100'S
Computing Sums (With Carrying) - 1,000'S
Estimating Sums - 10'S
Estimating Sums - 100'S
Estimating Sums - 1,000'S