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Krista Guest

Estimating Sums and Differences

Grades: 4th Grade, 3rd Grade
Subjects: Math

Student Instructions

1. Use the drawing tool to round each number to the nearest 10 and estimate the sum. Then record yourself using the rec tool explaining your thinking. 2. Use the drawing tool to round each number to the nearest 10 and estimate the difference. Then record yourself using the rec tool explaining your thinking. 3. Press the green check when you are ready to upload. check

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