Question

(225-a)+(140-b) при a=25, b=40

(m-148)-(97+n) при m =368,n=53

Answer 1

(225-25)+(140-40)=300
225-25=200
140-40=100
200+100=300

(368-148)-(97+53)=70
368-148=220
97+53=150
220-150=70