Math in Your Head! Episode 1 of Secrets of Mental Math
Dive right into the joys of mental math. First, learn the fundamental strategies of mental arithmetic (including the value of adding from left to right, unlike what you do on paper). Then, discover how a variety of shortcuts hold the keys to rapidly solving basic multiplication problems and finding squares.
Running Time
33 mins
Year
2011
Kanopy ID
1147994
Features
Languages
Subjects
Show More
Related videos
Winning Ways—It’s Your Move!
Finish this series with a look back at the three categories that most games fall into (games where the last player to move wins, games where the goal is to be the first to create a structure, and games where the player who accumulates the most stuff wins). Cram, NIM,…
The Joy of Math - The Big Picture
Professor Benjamin introduces the ABCs of math appreciation: The field can be loved for its applications, its beauty and structure, and its certainty. Most of all, mathematics is a source of endless delight through creative play with numbers.
Mind-Bending Math: Riddles and Paradoxes
Discover the timeless riddles and paradoxes that have confounded the greatest philosophical, mathematical, and scientific minds in history. Stretching your mind to try to solve a puzzle, even when the answer eludes you, can help sharpen your mind and focus - and it's an intellectual thrill!
Elementary Math Isn't Elementary
Discover why all numbers are interesting and why 0.99999... is nothing less than the number 1. Learn that your intuition about breaking spaghetti noodles is probably wrong. Finally, see how averages - from mileage to the Dow Jones Industrial Average - can be deceptive.
Hard Problems - The Road to the World's Toughest Math Contest
Hard Problems documents the formation of the 2006 U. S. International Mathematical Olympiad (IMO) team, showing how high school students are selected, train, and then compete with students from 90 countries in the 2006 IMO. Produced in association with the Mathematical Association of America (MAA), with support from Ellington Management…
Secrets of Mental Math
One key to expanding your math potential--whether you're a CEO or a high school student--lies in the power to perform mental calculations. Solving basic math problems in your head offers lifelong benefits including a competitive edge at work, a more active and sharper mind, and improved standardized test scores. Discover…
Mental Math and Paper
Sometimes we encounter math problems on paper in our daily lives. Even so, there are some rarely taught techniques to help speed up your calculations and check your answers when you are adding tall columns of numbers, multiplying numbers of any length, and more.
Masters of Mental Math
Professor Benjamin concludes his exciting course by showing how you can use different methods to solve the same problem; how you can find the cube root of large perfect cubes; how you can use the techniques you've learned and mastered in the last 11 episodes; and more.
Games You Can’t Lose and Sneaky Puzzles
The world of games is filled with scams. The trick: knowing the strategies behind how these hustles work so you can avoid being exploited. Explore the fundamentals of nontransitive properties through penny ante, Bingo, and games involving dice and cards. Then, get a lively introduction to some simple puzzles involving…
Measuring Your World Series
Explores how statistics, collecting data, number crunching in this instructional series.
The Joy of Mathematics
Ready to exercise those brain cells? Humans have been having fun with mathematics for thousands of years. Along the way, they've discovered the amazing utility of this field--in science, engineering, finance, games of chance, and many other aspects of life. This course of 24 half-hour lectures celebrates the sheer joy…
The Joy of Numbers
How do you add all the numbers from 1 to 100--instantly? What makes a square number square and a triangular number triangular? Why do the rules of arithmetic really work, and how do you calculate in bases other than 10?