Fraction Addition

You can change the fractions by using right panel values.
Acknowledgement: Inspired by John Ulbright's applet "Adding Fractions - Visual" ([url=https://ggbm.at/szwBQ7wa]https://ggbm.at/szwBQ7wa[/url])
– Auston B Cron, Anthony OR 柯志明

Information: Fraction Addition