fact-family/add-sub-within-20/easy · Набор 100
6 problems
Имя:
Класс:
Дата:
1
Write the fact family for 9, 6, 15:
=
2
Write the fact family for 8, 3, 11:
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3
Write the fact family for 4, 10, 14:
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4
Write the fact family for 17, 1, 18:
=
5
Write the fact family for 19, 1, 20:
=
6
Write the fact family for 6, 6, 12:
=