fact-family/mul-div-within-20-write-all · セット 90
6 problems
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クラス:
日付：
1
Write the fact family for 3, 10, 13:
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2
Write the fact family for 15, 5, 20:
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3
Write the fact family for 16, 3, 19:
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4
Write the fact family for 17, 1, 18:
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5
Write the fact family for 8, 6, 14:
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6
Write the fact family for 7, 7, 14:
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