Răspunsuri

2014-10-21T15:50:03+03:00
A+c-b==777+222-999=999-999=0
b-a+c=999-777+222=222+222=444
a-(c+c+c)=777-666=111
b-(c+c)=999-444=555

2)864-640=224
224-123=101
2014-10-21T15:50:42+03:00
A+c-b=777+222-999=0
b-a+c=999-777+222=222+222=444
a-(c+c+c)=777-(222+222+222)=777-666=111
b-(c+c)=999-(222+222)=999-444=555
cel mai mic nr de trei cifre consecutive este 123
(864-640)-123=224-123=101