fact-family/add-sub-within-20-write-all · Sæt 43
6 problems
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1
Write the fact family for 13, 1, 14:
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2
Write the fact family for 1, 6, 7:
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3
Write the fact family for 17, 3, 20:
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4
Write the fact family for 18, 1, 19:
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5
Write the fact family for 2, 11, 13:
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6
Write the fact family for 13, 6, 19:
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