X:(100.000-99.955)=16560:45
x:45=16560:45
x:45=368
x=368*45
x=16560
16560:(100.000-99.955)=16560:45
8704+x=89*(57.269-49.993)
8704+x=89*7276
8704+x=647.564
x=647.564-8704
x=638.860
8704+638.860=89*(57.269-49.993)
x*(375+25):5=1586+30.414
x*400:5=1586+30.414
x*80=32.000
x=32.000:80
x=400
400*(375+25):5=1586+30.414