Sorry.

If you chose Figure 1, go back and look again. Figure 1 has 20 circles, and 12 of those circles are shaded green.

The greatest common factor (G.C.F.) of 12 and 20 is 4.
12 divided by 4 = 3
20 divided by 4 = 5.
So, 12/20 = 3/5.



Go back to Question 3.