Change the way you look at math forever, with these insane tricks that make working with numbers fun and exciting for all ages! This incredible collection will teach you how to do equations in a flash (no calculator required!) to help with everyday questions and situations - from figuring out how many hours you spent at school last year, to who pays what at a restaurant. Impress your friends with your quick problem solving, and foster an appreciation for numbers as you master each trick. Tanya Zakowich, creator of Pink Pencil math, is an online instructor with a knack for making math easy...