fact-family/add-sub-within-10-find-family · 套题 42
6 problems
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1
Write the fact family for 28, 12, 40:
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2
Write the fact family for 35, 14, 49:
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3
Write the fact family for 28, 3, 31:
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4
Write the fact family for 36, 14, 50:
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5
Write the fact family for 29, 21, 50:
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6
Write the fact family for 7, 29, 36:
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