fact-family/add-sub-within-20/expert · Set 53
6 problems
Nome:
Classe:
Data:
1
Write the fact family for 19, 1, 20:
=
2
Write the fact family for 3, 12, 36:
=
3
Write the fact family for 3, 6, 9:
=
4
Write the fact family for 17, 1, 18:
=
5
Write the fact family for 10, 2, 12:
=
6
Write the fact family for 1, 15, 16:
=