Question

a)(+8)+(-7)+(-3)=

b)(+2)-(+5)-)-(3)

c)(+10)-(-20)-(+30)


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Answer 1

Resposta:

a) -2

b) 0

c) 0

Explicação passo-a-passo:

a)(+8)+(-7)+(-3)=

8 - 7 - 3

8 - 10

-2

b)(+2)-(+5)-)-(3)

2 - 5 + 3

5 - 5

0

c)(+10)-(-20)-(+30)

10 + 20 - 30

30 - 30

0