2732+(5000-n)=4803  

8113-(10101-r)=5207

2732+(5000-n)=4803   5000-n = 4803-27325000-n= 2071n=5000-2071n=2929------------------------------------2732+(5000-2929)=4803   2732 + 2071 = 4803        4803 = 4803  8113-(10101-r)=520710101-r =8113 - 520710101-r = 2906r = 10101 - 2906r = 7195-------------------------------------------8113-(10101-7195)=5207   8113 - 2906 = 5207       5207 = 5207