How to Calculate Quickly Full Course in Speed Arithmetic by Henry Sticker

Many useful procedures explained and taught: two-column addition, left-to-right subtraction, direct multiplication by numbers greater than 12, mental division of large numbers, more. Also numerous helpful short cuts. More than 8,000 problems, with solutions.
Genre: Non Fiction - Textbook



Download Instructions:
http://www.tusfiles.net/p5uvkekb6lp9

http://www.anafile.com/y23uk5hcszut.html