Question

Calcule as operações abaixo:
a)-(-3+2)-(+5)=
b)(+7-2)+(-3+4)=
c)-(+1)-(+3-5)=
d)-(-4+2-3-1)=
e)(-6-8)+2-6-(+1)=
f)-(-4+2-3-1)=
g)-(+6+8)+(-4)=
h)(-7)+(-8+1)-3=
i)4-7-(+2-1)=
j)-6+4-(-2-7)+3=
Com conta por favor!!!!​

Answer 1

Resposta:

a)+3-2-5

+1-5

-4

b)+7-2-3+4

+7+4-2-3

9-2-3

+7-3

+4

c)-1-3-5=

-1-3-5

-4-5

-9

d)+4+2-3-1

+4+2-3-1

6-3-1

2-1

1

e)-6-8+2-6-1=

-6-8-6-1+2

-21+2

-19

f)+4+2-3-1=

+4+2-3-1

6-3-1

2-1

1

g)-6+8-4=

-6-4+8

-10+8

-2

h)-7-8+1-3=

-7-8-3+1

-18+1

-17

i)-4-7-2-1=

-4-7-2-1

-11-2-1

13-1

12

j)-6+4+2-7+3=

-6-7+4+2+3

-13+4+2+3

-1+2+3

-1+3

2