.........................!


1000 1500

1500 - 1000 = 500

750 750

750 - 750 =0

450 300

450 -300 = 150

300 0

300 - 0 = 300




: (50 ) ! [/FONT][/CENTER][/QUOTE]




500 - 300 = 200
200 - 150 = 50