fact-family/mixed-within-20-fill-blanks · Sæt 75
6 problems
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1
Write the fact family for 10, 10, 20:
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2
Write the fact family for 17, 2, 19:
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3
Write the fact family for 2, 5, 7:
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4
Write the fact family for 9, 5, 14:
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5
Write the fact family for 3, 11, 14:
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6
Write the fact family for 12, 7, 19:
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