compact 4 and 8 bit multiplier

Build image: 
In-game name (NO VISITORS! Must be LEARNER rank or higher!): 
zjobke
Builder name(s) and current ranks: 
zjobke: Learner+ ; HighOnProxies ; Learner
Creation location: 
-2628 23 2076, -2610 16 2134, -2602 25 2145
Machine Features: 

I built a compact 4 and 8 bit binary multiplier. Credits to HighOnProxies for his adder design.
First coords: Full multiplier.
Second coords: Stripped down multiplier part I designed.
Third coords: 8 bit version.

How To Use: 

select 2 binary numbers at the top, and check if it gives the correct binary number at the bottom.

Request status: 
Not approved