Question

resolva as expressões numéricas abaixo
a)14-7+3-21 ?


b)15-18÷3+5 ?


c)21÷3+7×3-5 ?


d)52÷2-12+8×3+8 ?


e)17-21+5×3 ?


f)44-54×2+35 ?


G)9×3-20÷5+3 ?


h)20÷4-7+4×3 ?​

Answer 1

Resposta:

A)14-7=7+3=10-21=11

B)15-18=3÷3=1+5=6

C)21÷3=7x7=49x3=147-5=142

D)52÷2=26-12=14+8=22x3=66+8=74

E)17-21=4+5=9x3=27

F)44-54=10x2=20+35=55

G)9x3=27-20=7÷5=1.4+3=4.4

H)20÷4=5-7=2+4=6×3=18

Explicação passo a passo: