1
Fact family for {10, 9, 19}: Write all 4 equations =
2
Fact family for {6, 6, 12}: Write all 2 equations =
3
Fact family for {6, 4, 10}: Write all 4 equations =
4
Fact family for {6, 10, 16}: Write all 4 equations =
5
Fact family for {4, 4, 8}: Write all 2 equations =
6
Fact family for {4, 7, 11}: Write all 4 equations =