50 Math Tricks That Will Change Your Life: Mentally Solve the Impossible in Seconds

Insane Number Hacks For Curious Adults And Daring Students! In this epic book, you’ll uncover 50 unbelievable ways you can manipulate numbers to solve equations, word problems and brain teasers in a flash, no calculator required. Math wizard Tanya Zakowich uses colorful diagrams and quirky explanations to help you see math as a creative tool you ...