Răspuns :
Notam a=n
Notam b=n+1
Notam c=n+2
308+n+308+n+1+308+n+2+308=1988
3n+1235=1988
3n=1988-1235
3n=753
n=753:3
n=251
Numerele sunt 251, 252, 253
Notam b=n+1
Notam c=n+2
308+n+308+n+1+308+n+2+308=1988
3n+1235=1988
3n=1988-1235
3n=753
n=753:3
n=251
Numerele sunt 251, 252, 253
a+b+c=305+308+308
a+b+c=924
a+b+c=1988 minus 924
a+b+c=1064
sper ca e bine succes
a+b+c=924
a+b+c=1988 minus 924
a+b+c=1064
sper ca e bine succes