Question

3 - Resolva as expressões:
a) 4+ 5 - 3 = +6
b) 3 + 10 - 5 - 1 =+7
c) 11.3 + 10 = +42
d) 8 +5 -3.2 =
e) 20 - 6 + 3 =
f) (27 = 3).5 =
g) 29 + (30.2) =
h) (45 + 15) + 3 =
1) 15 + (19 - 14) =
J) 3.2 +5.3 =
k) [(14 - 10) + 15] - 3 =
1) (12 + 10 - (14+7)]- 3
m) (28 + 14.(3 + 2)-1
n) (100 - 90 + (8-3)] + 10
o) (13 - (12 + 2 + 1) + (3 +2.4)​

Answer 1

Resposta:

a)=6

b)=7

c)/=43

d)=7

e)=17

f)=como assim =?

g=89

h=63

i=20

j=21

k=16

l=-2

m=111

n=25

o=9