fact-family/add-sub-within-20/easy · Zestaw 91
6 problems
Imię i nazwisko:
Klasa:
Data:
1
Write the fact family for 3, 17, 20:
=
2
Write the fact family for 1, 1, 2:
=
3
Write the fact family for 8, 12, 20:
=
4
Write the fact family for 16, 2, 18:
=
5
Write the fact family for 10, 3, 13:
=
6
Write the fact family for 16, 4, 20:
=