Skip to product information
Clear, concise compendium of about 150 time-saving math short-cuts features faster, easier ways to add, subtract, multiply, and divide. Each problem includes an explanation of the method, a step-by-step solution, the short-cut solution, and proof, as well as an explanation of why it works. No special math ability needed.
Short-Cut Math
$9.99
Sale price
$9.99
Regular price
Unit price
$9.99 each