fact-family/add-sub-within-20/medium · סט 17
6 problems
שם:
כיתה:
תאריך:
1
Write the fact family for 3, 9, 12:
=
2
Write the fact family for 12, 3, 15:
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3
Write the fact family for 12, 7, 84:
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4
Write the fact family for 10, 5, 50:
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5
Write the fact family for 11, 8, 88:
=
6
Write the fact family for 11, 6, 66:
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