When decomposing, find D.C.’s error when adding 76 + 14.

by Sherry McElhannon | Apr 20, 2023

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When decomposing, find D.C.’s error when adding 48 + 13.

by Sherry McElhannon | Apr 20, 2023

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Using an open number line, find Springling’s error when subtracting 84 – 46.

by Sherry McElhannon | Apr 20, 2023

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Using an open number line, find Springling’s error when subtracting 56 – 27.

by Sherry McElhannon | Apr 20, 2023

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Using partial sums, find Value Pak’s error when adding 56 + 37.

by Sherry McElhannon | Apr 20, 2023

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