Question

1) Faça a operação de soma com números inteiros a seguir:
a)- 7 + 6 =
h)-2-4-1
b)-8-7=
i) 8+ 6-1 =
c) + 10 -2 =
i) + 12-7+ 3 =
k) 4 + 13 - 21 =
d) + 7-13 =
1) + 2 + 7 + 10 + 8 - 5 =
2-1+0=
m) - 4 + 8-1-19 + 20-3 =
E) + 2 + 8 =
n) + 0-7-8-0 + 15 + 11 - 2 =
:) - 18-9=​

Answer 1

Resposta:

-7+6=-1

-2-4-1=-7

-8-7=-15

8+6-1=

14-1=13

+10-2=8

+12-7+3=

5+3=8

4+13-21=

17-21=-4

+7-13=-6

+2+7+10+8-5=

9+10+8-5=

19+8-5=

27-5=22

2-1+0=1

-4+8-1-19+20-3=

4-1-19+20-3=

3-19+20-3=

-16+20-3=

4-3=1

+2+8=10

+0-7-8-0+15+11-2=

-7-8-0+15+11-2=

-15-0+15+11-2=

-15+15+11-2=

0+11-2=

11-2=9

-18-9=-27