A) 10-7+28-6-(-4) B)-65-(-65)-(65)-(+1050)-(-150) C)1600-4340-1200 D) -2100-(100)-(-2200) E)-14+38-6-[-(-20)] F)-63+(-47)-(47) G)-(-42)-(38)-(42)-(-38) H) -(30)-(-25)+30-25

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