500872+327156=828028 828028-327154=500872
935007-829006=106001 106001+829006=935007
56307+857=57164 57164-857=57164
46327-7489=38838 38838+7489=46327
18016/2=9008 9008*2=18016
20016/4=5004 5004*4=20016
1607*8=12856 12856/8=1067
4708*4=18832 18832/4=4708
2305*6=13830 13830/6=2305
6190*9=55710 55710/9=6190
3705*7= 25935 25935/7=3705
2604*9=23436 23436/9=2604
1209*8=9672 9672/8=1209
6301*9=56709 56709/9=6301
2705*4=10820 10820/4=2705
7001*5=35005 35005/5=7001
8002*7=56014 56014/7=8002
5904*9=53136 53136/9=5904