fact-family/add-sub-within-20/easy · Набор 63
5 problems
Имя:
Класс:
Дата:
1
Write the fact family for 3, 17, 20:
=
2
Write the fact family for 7, 6, 13:
=
3
Write the fact family for 19, 1, 20:
=
4
Write the fact family for 4, 2, 6:
=
5
Write the fact family for 10, 10, 20:
=