1
Fact family for {10, 9, 19}: Write all 4 equations =
2
Fact family for {3, 7, 10}: Write all 4 equations =
3
Fact family for {2, 1, 3}: Write all 4 equations =
4
Fact family for {4, 3, 7}: Write all 4 equations =
5
Fact family for {10, 1, 11}: Write all 4 equations =
6
Fact family for {9, 9, 18}: Write all 2 equations =