tolong ya kak untuk besok

1. 110
2. 100
3. 120

caranya 1. 74 = 70, 36 = 40 | 70 + 40 = 110
2. 66 = 70, 34 = 30 | 70 + 30 = 100
3. 42 = 40, 78 = 80 | 40 + 80 = 120

semoga membantu