Math for Grownups

Ever wish you''d paid more attention in math class? From third grade to senior year of high school, it went in one ear and out the other, didn''t it?

But now you''re staring at the new washer and dryer, trying to figure out the percentage of sales tax on the purchase price. You multiply something by something, right? Or you''re scratching your head, wondering how to compute the odds that your foot...