fact-family/add-sub-within-10/expert · 套题 57
6 problems
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1
Write the fact family for 7, 6, 42:
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2
Write the fact family for 5, 2, 7:
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3
Write the fact family for 2, 6, 12:
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4
Write the fact family for 4, 7, 28:
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5
Write the fact family for 7, 7, 49:
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6
Write the fact family for 3, 4, 12:
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