Question

exercícios de revisão:
calcule:
a)-9+11+6
b)+30-19-13
c)-8-2-5
d)+3+7-2-10
e)-5-8+1+6
f)-8+7+10-9
g)-3+6+2-11+4
​

Answer 1

a) 8

b) -2

c) -15

d) -2

e) -6

f) 0

g) -2

Answer 2

Resposta:

a)-9+11+6 = +8

b)+30-19-13 = -2

c)-8-2-5 = -15

d)+3+7-2-10 = +2

e)-5-8+1+6 =  -6

f)-8+7+10-9 = 0

g)-3+6+2-11+4 = -2