1) (24-15,7)*6,4+0,08*11=8,3*6,4+0.88=53,12+0,88=54;
2)(5,69-2,85)*1,5+7,8*5,4-23,88=2,84*1,5+42,12-23,88=4,26+18,24=22,5;
3)(98,6*0,1+14*0,15)*3,5-36,86=(9,86+2,1)*3,5-36,86=11,96*3,5-36,86=41,86-
-36,86=10;
4)(103,92-5,6*4,2)*0,75-2,8*(10-8,25)=(103,92-23,52)*0,75-2,8*1,75=
=80,4*0,75-4,9=60,3-4,9=55,4.