1) (33.871,49471+55858):(32*25)=89.729,49.471:800=112,168.683.875
2) 516.000:(1259_571)=516.000:688=750
3) (63.570:815)*100=78*100=7800
4) 458.325:(501-404)=458.325:97=4725
5) (69.768:76)*2050=918*2050=1.881.900
6) (13.060-4885):(24.600:984)=8175:25=327