fact-family/add-sub-within-10-find-family · 套题 12
6 problems
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1
Write the fact family for 13, 30, 43:
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2
Write the fact family for 48, 2, 50:
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3
Write the fact family for 23, 8, 31:
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4
Write the fact family for 4, 18, 22:
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5
Write the fact family for 32, 10, 42:
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6
Write the fact family for 11, 26, 37:
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