It is a three step process to subtract fractions.

1. Rename with common denominators
2. Subtract whole numbers and numerators
3. Simplify (if needed)

Here is another example.

Directions:

1. Continue clicking the blue arrows in the upper right corner until a satisfactory problem is generated.
2. Use the sliders to create the fractions.
3. Slide point A on top of point B to answer the question.

Duane Habecker, Created with GeoGebra

Question 1

$\large~8\frac{3}{5}-4\frac{1}{3}=$

Question 2

$\large~6\frac{2}{3}-2\frac{5}{8}=$

Question 3

$\large~4\frac{8}{9}-1\frac{3}{4}=$