Question

(70+20)*3
7*(60+30)
(50+20)*9
4 *(40+50)
(20+70) *6
9*(10+70)

Answer 1

Ответ:

(70+20)*3 = 90*3 = 270

7*(60+30) = 7*90 = 630

(50+20)*9 = 70*9 = 630

4*(40+50) = 4*90 = 360

(20+70)*6 = 90*6 = 540

9*(10+70) = 9*80 = 720