fact-family/add-sub-within-20/easy · Набор 39
6 problems
Имя:
Класс:
Дата:
1
Write the fact family for 18, 2, 20:
=
2
Write the fact family for 14, 3, 17:
=
3
Write the fact family for 2, 15, 17:
=
4
Write the fact family for 1, 8, 9:
=
5
Write the fact family for 9, 8, 17:
=
6
Write the fact family for 13, 5, 18:
=