Question

$( + 5) - ( + 3) = \\ ( - 5) - ( + 1) = \\ ( - 20) - ( - 30) = \ \\ \\ \\ \\ ((() \\( + 8) - ( - 8) = \\ ( + 15) - ( + 10) =$
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Answer 1

Resposta:

(+5) - (+3)= 2

(-5) - (+1)= -6

(-20) - (-30)= 10

(+8) - (-8)= 16

(+15) - (+10)= 5