Răspuns :
A/B= 6 rest 1--> A= 6B+1
A-B= 416
6B+1-B=416
7B+1=416
B=415
B=415/5
B= 83
A=83*6+1
A= 499
A-B= 416
6B+1-B=416
7B+1=416
B=415
B=415/5
B= 83
A=83*6+1
A= 499