Question

efectuează
a.45 +7 × 4
(14+16):5
b.39+81:9-9
(92-22):10-2
c.17+64:8×4+151
190-(75+15):5-7

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Answer 1

a). 45+7×4= 45+28=73

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

b). 39+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

Answer 2

Explicație pas cu pas:

45+7×4=

45+28=

73

(14+16):5=

30:5=

6

39+81:9-9=

38+9-9=

39

(92-22):10-2=

70:10-2=

7-2=

5

17+64:8×4+151=

17+32+151=

200

190-(75+15):5-7=

190-90:5-7=

190-18-7=

165=