Question

1
ATIVIDADES REMOTAS - EXPRESS
1. Resolva as expressões numéricas abaixo:
a) 81 - 7 x 11 =
b) 19-6x 3 + 5 =
c) 8x2 - 4x 2 +7=
d) 33 - 10 + (7 x 6) =
e) (30 - 5x6): (7 + 2 x 10) =
​

Answer 1

a)81-7×11

81-77

4 --> resposta ✓

b)19 – 6 x 3 + 5 =

19 - 18 + 5

1 + 5

6

c)8x2-4x2+7

16-8+7

8+7

15

d)...

e)(30-5x6):(7+2x10)x(40-30+5)

30 -30 : 27 x 5

0 : 27 x 5

0 x5

0