Question

Resolver as expressoes numericas

A) 10-(-7)-1
B) 25-(-6)-(-8)
C) (-8)-(-2)-(-6)
D) 1+(-4)+(-6)
E) 10-(-8)+(-9)-(-12)-6+5

Answer 1

a 16
b 39
c 0
d -9
e 20

Answer 2

Olá,

Vamos lá,


A) 10-(-7)-1
= 10 + 7 -1
= 17 -1
= 16



B) 25-(-6)-(-8)
= 25 + 6 + 8
= 39


C) (-8)-(-2)-(-6)
=-8 +2 + 6
= 0


D) 1+(-4)+(-6)
= 1 -4 -6
= -9


E) 10-(-8)+(-9)-(-12)-6+5
=10 + 8 -9+12-6+5
= 20