43*100+82-60*5=4300+81-300= 4081
75:15*100+11000-10= 500+11000-10=11490
(1000-196*5)9+10000= (1000-980)9+10000=180+10000=10180
43+190000:100-900=43+1900-900=1043
(32*10-95):5*100=225:5*100=45*100=4500
(30999+1):100-492:4= 40000:100-123=277
(645830900-450*2):10000= 645830000:10000=64583
180:3+200*5+10000+7=60+1000+10000+7=11067
175*4+35000:1000-285:3=700+35-95=640
72*100-25*8-100=7200-200-100=6900