15.03+7.29-0.03=22.29 20.18+4.82-7.18=17.82 8.18+19.96-1.96=26.18 2.51+14.33-4.33=12.51 18.3+8.91-9.3=17.91 20.25+5.34-1.25=24.34 16.86+4.99-0.86=20.99 12.98+8.79-8.98=12.79 10.45+20.86-12.86=18.45 8.6+7.18-3.18=12.6 10.34+10.96-0.34=20.96 17.77+8.3-8.77=17.3