fact-family/add-sub-within-100/medium · 套题 54
6 problems
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1
Write the fact family for 4, 5, 20:
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2
Write the fact family for 6, 11, 66:
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3
Write the fact family for 74, 7, 81:
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4
Write the fact family for 73, 12, 85:
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5
Write the fact family for 9, 10, 90:
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6
Write the fact family for 13, 2, 15:
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