Question

2-RESOLVA AS EXPRESSÕES

A) (46)+(-52)+(31)-(-17)+(63)=
B) (-43)+(+59)+(+32)-(+11)-(-23)=
C) (+5)+(-13)+(+74)+(-44)-(-10)=
D) (-23,5)+(+41,76)-(12,4)+(-15,7)=

ME AJUDEM pfvr​

Answer 1

Resposta:

a) 105

b) 60

c) 32

d) - 9,84

Explicação passo a passo:

A) (46)+(-52)+(31)-(-17)+(63)=

46-52+31+17+63 = 105

B) (-43)+(+59)+(+32)-(+11)-(-23)=

-43+59+32-11+23 = 60

C) (+5)+(-13)+(+74)+(-44)-(-10)=

5-13+74-44+10 = 32

D) (-23,5)+(+41,76)-(12,4)+(-15,7)=

-23,5+41,76-12,4-15,7 = -9,84

Answer 2

Explicação passo-a-passo:

(46)+(-52)+(31)-(-17)+(63)

46-52+31+17+63

-6+31+17+63

25+17+63

42+63

=>105

(-43)+(+59)+(+32)-(+11)-(-23)

-43+59+32-11+23

16+32-11+23

48-11+23

37+23

=>60

(+5)+(-13)+(+74)+(-44)-(-10)

5-13+74-44+10

-8+74-44+10

66-44+10

22+10

=>32

(-23,5)+(+41,76)-(12,4)+(-15,7)

-23,5+41,76-12,4-15,7

18,26-12,4-15,7

5,86-15,7

=>-9,84