Question

помогите решить примеры

Answer 1

(51-16)+(35-13) = 57
1. 51-16 = 35
2. 35-13 = 22
3. 35+22 = 57

(48+50)-(63-17) = 52
1. 48+50 = 98
2. 63-17 = 46
3. 98-46 = 52