13400*40-814500/900= 70295/5*30+580998= 50*(41000-14792/4)=
1)13400*40=536000 814500/900=905 536000-905=535095 2)70295/5= 14059 14059*30=421770 421770+580998=1002768 3)14792/4=3698 41000-3698=37302 50*37302=1865100