fact-family/mul-div-6-9/medium · セット 83
6 problems
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日付：
1
Write the fact family for 3, 7, 21:
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2
Write the fact family for 2, 6, 12:
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3
Write the fact family for 9, 5, 45:
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4
Write the fact family for 9, 1, 10:
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5
Write the fact family for 4, 7, 28:
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6
Write the fact family for 8, 6, 48:
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