1
Given: 87 - 49 38 — Write all fact family equations for {38, 49, 87} =
2
Given: 32 - 29 3 — Write all fact family equations for {29, 3, 32} =
3
Given: 65 - 21 44 — Write all fact family equations for {44, 21, 65} =
4
Given: 21 + 3 24 — Write all fact family equations for {21, 3, 24} =
5
Given: 16 + 5 21 — Write all fact family equations for {5, 16, 21} =
6
Given: 45 + 21 66 — Write all fact family equations for {21, 45, 66} =