fact-family/add-sub-within-20/hard · Sada 95
5 problems
Jméno:
Třída:
Datum:
1
Write the fact family for 5, 12, 17:
=
2
Write the fact family for 5, 9, 45:
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3
Write the fact family for 9, 9, 18:
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4
Write the fact family for 6, 9, 15:
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5
Write the fact family for 5, 6, 11:
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