Question

c) (-2)+(-3)=
d)(+4)+(+8)=
e) (-7)+(-10)=
f) (+5)-(+2)=
g)(+3)-(-2)=
h)(-1)-(+8)=
i)(+11)-(-1)=
Qual valor pfv
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Answer 1

Explicação passo-a-passo:

$( - 2) + ( - 3) = - 5 \\ ( + 4) + ( + 8) = 12 \\ ( - 7) + ( - 10) = - 17 \\ ( + 5) - ( + 2) = 3 \\ ( + 3) - ( - 2) = 5 \\ ( - 1) - ( + 8) = - 9 \\ ( +11) - (-1) = 12$