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Here's a mental maths trick I really like. Want to calculate 75 without pen and paper? Take the first digit (7), multiply it by the next number...
Hi! So, all my life I've been using this theorem I developed and I thought was common knowledge, but apparently it isn't. So, I came here...
Helloooo, Im a high school student that is currently learning about logarithims,exponential functions and graphing, and in the course my professor started off by saying...
I've been thinking about what it really means to be good at mathematics. Some people can calculate incredibly fast but struggle with unfamiliar problems. Others take...