Question

Resolva:

a) (+3) + (– 2) =

b) (– 2)– (+1)– (+5) =

c) (+4) + (– 2)– (+3) =

d) (+5)– (– 3)=

e) (+5) ∙ (+ 3)

f) (+ 15) ÷ (−3)

g) (+ 4) ∙ (– 5)

h) (- 20) ÷ (– 5)​

Answer 1

Resposta:

a) 3 - 2 = 1

b) - 2 - 1 - 5 = -8

c) 4 - 2 - 3 = -1

d) 5 + 3 = 8

e) 15

f) -5

g) -(4 × 5) = -20

h) - × - (20 ÷ 5) = 4

Answer 2

Resposta:

A) =1

b) = –8

c) = –1

d) = 8

e) = 15

f) = –5

g) = –20

h) = 4

Espero ter ajudado