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Adding and Subtracting Whole Numbers

Mr. Yen's Videos

Addition Properties

Addition Estimation with Whole Numbers

Estimating Differences of Whole Numbers

Subtraction with Whole Numbers

Subtraction with Whole Numbers Across Zeroes

Practice Subtraction with Whole Numbers w/Estimation

Adding Whole Numbers (with Subtraction to check)

Practice Addition with Whole Numbers w/Estimation

Other Videos

Commutative Law of Addition (Khan Academy)

Associative Law of Addition (Khan Academy)

Additional Resources

Rags to Riches Estimation

Soccer Shootout (Funbrain)

Estimation Valley Golf - choose Junior for addition/subtraction problems

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