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Strategies for adding 2- and 3-digit numbers

Strategies for adding 2- and 3-digit numbers

Illustration for Strategies for adding 2- and 3-digit numbers

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Add on a number line

Add using groups of 10 and 100

Break apart 3-digit addition problems

Strategies for adding within 1000

Add using groups of 10 and 100

Select strategies for adding within 1000

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Adding and subtracting on number line

Solving 3-digit addition in your head

Breaking apart 3-digit addition problems

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