fact-family/add-sub-within-20/easy · Set 25
6 problems
Nome:
Classe:
Data:
1
Write the fact family for 11, 9, 20:
=
2
Write the fact family for 2, 10, 12:
=
3
Write the fact family for 5, 2, 7:
=
4
Write the fact family for 5, 15, 20:
=
5
Write the fact family for 1, 19, 20:
=
6
Write the fact family for 2, 7, 9:
=