Question

Efectuează:
45 + 7 x4
(14 + 16): 5
39 +81 : 9-9
(92-22): 10 - 2
17+ 64: 8 x 4 +151
190 - (75 +15): 5 - 7

Answer 1

răspuns

a)45+7×4=45+28=73

(14+16):5=30:5=6

b)34+81:9-9

39+9-9=

48-9=39

(92-22):10-2

70:10-2

7-2=5

c) 17+64:8×4+151

17+8×4+151

17+32+151=200

190-(75+15):5-7

190-90:5-7

190-18-7=165

Explicații: