This app allow you to visualize the multiplication of two fractions that are less than one. You can read the presentation image as THE HALF OF A HALF IS A QUARTER,

MULTIPLY, in the menu bar, allow you to try addition exercises. Fractions are randomly generated by the app.

Use the signs + and - to change numerator and denominator values. When there are two lines of signs, the first one is for numerator and the second one for denominator.

NEXT allow you to get a new problem.