Alissa Fong

MA, Stanford University
Teaching in the San Francisco Bay Area

Alissa is currently a teacher in the San Francisco Bay Area and Brightstorm users love her clear, concise explanations of tough concepts

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Commutative, Associative - Problem 3

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Commutative, Associative - Problem 2

Alissa Fong
Alissa Fong

MA, Stanford University
Teaching in the San Francisco Bay Area

Alissa is currently a teacher in the San Francisco Bay Area and Brightstorm users love her clear, concise explanations of tough concepts

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If you want to add decimals, look to add decimals that will give you whole numbers if possible. You can re-order the numbers that you're adding to make the calculations more simple. The same is true for multiplication- reorder the numbers or regroup them to give you a product of 10 or 100 if possible.

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