Question

a-+24+(-7)+(+16)+(-13)=

b- -19+(+22)+(-11)+(+48)=

c- +30+(-9)+(-30)+(-21)=

d- -40+(-10)+(-12)+(-7)=

e- -31+(-1)+(-12)+(-6)=

f- - 40+(-10)+(-6)+(+14)=



​

Answer 1

Resposta:

letra a)10

b)40

c)-30

d)-69

e)-50

f)38

Answer 2

Resposta:

a)20 b) 40 c)-30 d) -68 e)-50 f)-46

Explicação passo-a-passo:

a) +24+(-7)+(+16)+(-13) b)-19+(+22)+(-11)+(+48)

24-7+16-13 -19+22-11+48

17+16-13 +3-11+48

33-13 -8+48

20 +40

c)+30+(-9)+(-30)+(-21) d)-40+(-10)+(-12)+(-7)

30-9-30-21 -40-10-12-7

21-30-21 -68

-9-21

-30

e) -31+(-1)+(-12)+(-6) f)-40+(-10)+(-6)+(+14)

-31-1-12-6 -40-10-6+14

-50 -56+14

-46