Răspuns :
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a-b=1113
a:b=7,r 63=>a=bx7+63
bx7+63-b=1113
bx7-b+63=1113
bx6=1050=>b=175
a =175x7+63=1225+63=1288
a=1288
a-b=113
P:1288-175=1113
...................
a-b=1113
a:b=7,r 63=>a=bx7+63
bx7+63-b=1113
bx7-b+63=1113
bx6=1050=>b=175
a =175x7+63=1225+63=1288
a=1288
a-b=113
P:1288-175=1113