fact-family/add-sub-within-10-fill-blanks · 套题 35
6 problems
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1
Write the fact family for 33, 6, 39:
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2
Write the fact family for 3, 29, 32:
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3
Write the fact family for 48, 2, 50:
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4
Write the fact family for 37, 11, 48:
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5
Write the fact family for 20, 23, 43:
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6
Write the fact family for 13, 6, 19:
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