urgent help plz regarding 7 segement Display!

Hasnatsaeed said:
i have 4 binary to BCD decoder..thats 74LS47..i can make it 3 binary to bcd
Click to expand...
The 74LS47 is a BCD to 7-segment decoder, not a binary to BCD.
 
i didnt get the IC but at some other forums they told me to use some "counter" techinque to solve this problem.can you explain it to me?
 
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