interactive fractions
a1 a2 a3 a4
b1 b2 b3 b4
c1 c2 c3 c4
what fractions look like types of fractions operations 
what fractions look likesixteenths


This is what sixteenths looks like. Drag some points.Can you see two sixteenths, three sixteenths, four sixteenths and five sixteenths shown in different colours?
Drag some points.
Which two colours make up:
   six sixteenths,
   seven sixteenths,
   eight sixteenths?
Which three colours make up:
   ten sixteenths
   eleven sixteenths?
Please enable Java for an interactive construction (with Cinderella).