fact-family/add-sub-within-20/easy · Набор 71
6 problems
Имя:
Класс:
Дата:
1
Write the fact family for 17, 3, 20:
=
2
Write the fact family for 2, 16, 18:
=
3
Write the fact family for 5, 7, 12:
=
4
Write the fact family for 4, 4, 8:
=
5
Write the fact family for 8, 1, 9:
=
6
Write the fact family for 13, 7, 20:
=