Odpowiedzi

2010-01-14T22:13:26+01:00
A)10-7+28-6-(-4)=3+28-6-(-4)=31-6-(-4)=25-(-4)=29
B) -65-(-65)-(65)-(+1050)-(-150)=130-(65)-(+1050)-(-150)=
65-(1050)-(-150)= 985+150=1135
C)1600-4340-1200=2740-1200=1540
D)-2100-(100)-(-2200)=-2200+2200=0
E)-14+38-6-[-(-20)]=18-[-(-20)]=-2
F)-63+(-47)-(47)=-157
G) -(-42)-(38)-(42)-(-38)= 4-42+38=0
H) -(30)-(-25)+30-25=-5+30-25=0
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