fact-family/add-sub-within-20/easy · Sarja 51
6 problems
Nimi:
Luokka:
Päivämäärä:
1
Write the fact family for 3, 10, 13:
=
2
Write the fact family for 8, 4, 12:
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3
Write the fact family for 12, 7, 19:
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4
Write the fact family for 7, 5, 12:
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5
Write the fact family for 1, 15, 16:
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6
Write the fact family for 19, 1, 20:
=