fact-family/mixed-within-20-write-all · Sæt 19
6 problems
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1
Write the fact family for 6, 14, 20:
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2
Write the fact family for 9, 11, 20:
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3
Write the fact family for 4, 4, 8:
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4
Write the fact family for 17, 1, 18:
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5
Write the fact family for 10, 5, 15:
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6
Write the fact family for 9, 7, 16:
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