April 2021 0 35 Report
1) Extraer paréntesis y resolver: a) +4 - (-20)=

b) -8 –( + 5)=

c) -(-48) – ( -10) =

d) +25 - (+60)=

e) -6 - (+8)- (+100)=

f) -7 –(+98) –(-6)=

g) –(-100) –[- (-25) – (-10)]=

h) +16 –( -12+8)=

i) –(600 +400 – 1000)=

j) -50 – (30+2) – (-170)=

k) +7+(-9)-(-2)=

l) -1 –(+8)+ (+15)=

m) 78-(-50+40) + (-36)=

n) –[(-200) + (-400)] – (15-4)=

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