fact-family/add-sub-within-20-fill-blanks · Sæt 92
6 problems
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1
Write the fact family for 15, 2, 17:
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2
Write the fact family for 7, 7, 14:
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3
Write the fact family for 9, 10, 19:
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4
Write the fact family for 11, 1, 12:
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5
Write the fact family for 12, 5, 17:
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6
Write the fact family for 18, 2, 20:
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