Question

Resolver as expressões A)18:2×5+6-4= B)240:3+5-19= C)270:9-3+(11+25×2) D)(640-50×8):6-32= E)3+(16-4×3)-6:2= F)78:2+(9×5)-33= G)2+(7-4)-12:3+25= H)15-3×7-2×3+8:2=

Answer 1

Explicação passo-a-passo:

a) 18:2×5+6-4

9×5+6-4

45+6-4

47

b) 240:3+5-19

80+5-19

66

c) 270:9-3+(11+25×2)

270:9-3+61

30-3+61

88

d)(640-50×8):6-32

240:6-32

40-32

8

e) 3+(16-4×3)

3+4

7

f) 78:2+(9×5)-33

78:2+45-33

39+45-33

51

Answer 2

Eu até tentei fazer isso