(DOWNLOAD) "Making Addition and Subtraction Easier" by Dr. Glenn Seidman * eBook PDF Kindle ePub Free
eBook details
- Title: Making Addition and Subtraction Easier
- Author : Dr. Glenn Seidman
- Release Date : January 11, 2011
- Genre: Education,Books,Professional & Technical,
- Pages : * pages
- Size : 53 KB
Description
Learn several tricks to make doing hard addition problems much much easier. These tricks have been taught to elementry school children too! Everyone not only enjoys the simplicity, everyone also learns math on a deeper level. Many addition and subtraction problems become so much easier, that you can do them in your head without errors.