Question

A) Efetue as Operações

A) +17+7+18+13=

B) +5+7+18+13=

C) -10-7-4-1=

D) -10-50-80-10=


B)Efetue

A) +12-7=

B) -100+14=

C) -560+60=

D) +79-78


C)Efetue As Expressões

A) +40-20+10+8=

B) -8-2+8+2=

mim Ajudem nessa pfv​

Answer 1

$a) \: 17 + 7 + 18 + 13 = 55 \\ b)5 +7 + 18 + 13 = 43 \\ c) - 10 - 7 - 4 - 1 = - 22 \\ d)- 10 - 50 - 80 - 10 = - 150$

$a)12 - 7 = 5 \\ b) - 100 + 14 = - 86 \\ c) - 560 + 60 = - 500 \\ d)79 - 78 = 1$

$a)40 - 20 + 10 + 8 = 3 \\ b) - 8 - 2 + 8 + 2 = 0$

Answer 2

a)55

b)43

c)-22

d)-150

a)5

b)-96

c)-500

d)1

a)38

b)0