ВЫЧИСЛИ (120-70):10+186=..... 683-4000:100+9=......
(120 - 70) : 10 + 186 = (50 : 10) + 186 = 5 + 186 = 191 683 - 4000 : 100 + 9 = 4000 : 100 = 683 - 40 = 643 + 9 = 652
1)(120-70)÷10+186=50:10+186=5+186=191 2)683-4000÷100+9=683-44=639