fact-family/mul-div-2-5/expert · 套题 25
6 problems
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1
Write the fact family for 5, 3, 15:
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2
Write the fact family for 4, 1, 5:
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3
Write the fact family for 4, 3, 7:
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4
Write the fact family for 4, 6, 10:
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5
Write the fact family for 7, 4, 28:
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6
Write the fact family for 3, 4, 7:
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