1
Fact family for {9, 1, 10}: Write all 4 equations =
2
Fact family for {9, 9, 18}: Write all 2 equations =
3
Fact family for {10, 9, 19}: Write all 4 equations =
4
Fact family for {5, 6, 11}: Write all 4 equations =
5
Fact family for {9, 3, 12}: Write all 4 equations =
6
Fact family for {9, 7, 16}: Write all 4 equations =