fact-family/add-sub-within-20-fill-blanks · セット 55
5 problems
名前：
クラス:
日付：
1
Write the fact family for 9, 4, 13:
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2
Write the fact family for 9, 1, 10:
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3
Write the fact family for 3, 6, 9:
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4
Write the fact family for 2, 10, 12:
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5
Write the fact family for 2, 13, 15:
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