Question

a) ( +19 ) + ( +25 ) =
b) ( -42 ) + ( -74 ) =
c) ( + 820) + ( -150 ) =
d) ( -79 ) - ( -22) =
e) 0 - ( - 96) =
f) ( -32 ) - ( + 61 ) =
g) ( -10 ) -( -8 ) + ( -2 ) -( + 5 ) + ( -3 ) =
h) 8 -( -6) + ( -5) + ( 8 -3 + 5 -10 + 12 )=
i) + 14 - 21 + 45 - 6 - 8 + 35 - 50 + 21=
j)+10 + ( -6 -3 ) - 4 -( + 8 -5 ) -( -7 + 12 ) =

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Answer 1

Resposta:

Explicação passo-a-passo:

a) 19 + 25 = 44

b) -42 - 74 = -116

c) 820 - 150 = 670

d) -79 + 22 = -57

e) 0 + 96 = +96

f) -32 - 61 = -93

g) -10 + 8 - 2 - 5 - 3 = -12

h) 8 + 6 - 5 + ( +12) = 9 + 12 = +21

i) +30

j) 10 + ( -9) -4 - (+3) - (+5) = 10 - 9 - 4 - 3 - 5 = -11