1F
1.380+6500+1220=80002.41400-500=409003.8100+3000=111004.27400+41500-1900=670005.11100+40900+8100=600006.324500-14500-5000=3050007.393008.60000+305000+39300=4013009.3950010.7200+5000=1220011.39500+12200=5170012.11800013.51700+118000=16970014.300000+1500+8700+50000=360200