Răspuns :
a-b=660
a:b=7r6
a=7b+6
7b+6-b=660
6b=660-6
6b=654
b=654:6
b=109
a=109x7+6
a=769
a:b=7r6
a=7b+6
7b+6-b=660
6b=660-6
6b=654
b=654:6
b=109
a=109x7+6
a=769
a=primul nr
b=al doilea nr
r=rest
a:b=7 (r) 6 se remarca a=7b+6
a-b=660
7b+6-b=660
7b-b+6=660
6b+6=660
6b=660-6
6b=654 /:6
b=109
a=7b+6
a=7 X 109+6
a=763+6
a=769
b=al doilea nr
r=rest
a:b=7 (r) 6 se remarca a=7b+6
a-b=660
7b+6-b=660
7b-b+6=660
6b+6=660
6b=660-6
6b=654 /:6
b=109
a=7b+6
a=7 X 109+6
a=763+6
a=769