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Application Title

 Mental Math 3 - Add/Subract

Category

 Math

Grade Range

 Primary/Middle

Free version

 √ Sampler

Paid Version

 1.99

Description
Addition and Subtraction. Practice and master them mentally.Practice
your mental Addition. Learn, practice and master new techniques to
easily add and subtract 1-digit, 2-digit and 3-digit numbers. Learn and
master complements and their use to make difficult addition(or
subtraction) problems easy subtraction(or addition) problems. Finally
learn how to calculate change easily in your head using complements. NO
paper, pencil or calculator required. It all starts with mastering
mental addition! That's it!

Developer

 John L. Lehet

Required OS

 2.2+

Size

 9.1M

Developer Website

 http://www.mathmaverick.com/

Developer Contact

 jlehet@mathmaverick.com

Under 5,000 downloads

 Under 50 downloads

5,000-10,000 downloads

  

50,000-100,000 downloads

  

Over 500,000 downloads

  

Over 1 million downloads

  

Attachments

Created at 9/12/2014 12:25 AM by Paul Lancaster
Last modified at 9/12/2014 12:25 AM by Paul Lancaster