WHAT ABOUT THE AND GATE?WHAY IT IS NOT NESSARY?

It doesn't do anything.

 

Since it seems that you're going with the two counter solution, here's a solution using one counter:

I omitted the stop logic because you haven't figured that part out yet.

The binary to BCD converter is a popular homework problem. Few students who come here with that problem have been able to solve it.

 

Since it seems that you're going with the two counter solution, here's a solution using one counter:
View attachment 166759
I omitted the stop logic because you haven't figured that part out yet.

The binary to BCD converter is a popular homework problem. Few students who come here with that problem have been able to solve it.

Ty..I will try to figure what you showed me hear...

 

I will try to figure what you showed me hear...

It's still unclear whether using the counter in binary mode is allowed. From your description of the problem, I interpreted it as not being disallowed.