1
Fact family for {10, 1, 11}: Write all 4 equations =
2
Fact family for {10, 9, 19}: Write all 4 equations =
3
Fact family for {9, 4, 13}: Write all 4 equations =
4
Fact family for {1, 4, 5}: Write all 4 equations =
5
Fact family for {10, 6, 16}: Write all 4 equations =
6
Fact family for {9, 7, 16}: Write all 4 equations =