fact-family/add-sub-within-10-fill-blanks · 套题 16
6 problems
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1
Write the fact family for 40, 10, 50:
=
2
Write the fact family for 24, 18, 42:
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3
Write the fact family for 9, 9, 18:
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4
Write the fact family for 1, 5, 6:
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5
Write the fact family for 2, 31, 33:
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6
Write the fact family for 21, 3, 24:
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