The Art of Guesstimation
Lecture no. 5 from the course: The Secrets of Mental Math
Taught by Professor Arthur T. Benjamin | 35 min | Categories: The Great Courses Plus Online Mathematics Courses
In most real-world situations—such as figuring out sales tax or how much to tip—you don't need an exact answer but just a reasonable approximation. Here, develop skills for effectively estimating addition, subtraction, multiplication, division, and square roots.