Learn to subtract numbers easily! Avoid the tedium of learning by rote the 110 subtractions like 14 - 5 = 9 needed to subtract decimal numbers by using the handy, labour saving technique illustrated in this animation!
* Animation to show you how to subtract decimal numbers
* Slide to each point in the animation
* Tap left and right for more simpler or more complex examples
* No in app advertizing
Last updated on 2016年08月01日
Minor bug fixes and improvements. Install or update to the newest version to check it out!
