You can
put this solution on YOUR website! .
1/12 is here
----|--|----------------------|----
0 1/12 1
Now you make 2/56 in the same way.
Another way to get 1/12 on a number line is THIS:
take an inch ruler/(straightedge) and note first inch mark in the first foot interval.
1 inch = 1/12 of a foot.