fact-family/add-sub-within-100/hard · セット 75
6 problems
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1
Write the fact family for 9, 5, 45:
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2
Write the fact family for 12, 6, 72:
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3
Write the fact family for 41, 22, 63:
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4
Write the fact family for 11, 10, 110:
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5
Write the fact family for 4, 12, 48:
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6
Write the fact family for 35, 13, 48:
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