What is 9 – 3 ÷ 1/3 + 1 =? This problem became viral in Japan after a study that found that 60% of 20 people could get the correct answer, compared to 90% in the 1980s. I explained a common mistake and how to get the right answer using order of operations.
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"The Joy of Game Theory" shows how you can use mathematics to outperform your competitors. (rated 3.8 / 5 stars out of 31 reviews)
"The illusion of irrationality: how to make smart decisions and overcome biases" is a manual that explains the many ways we are biased about decision-making and offers techniques for making decisions intelligent. (rated 5/5 stars out of 2 reviews)
"Math Puzzles Volume 1" offers classic riddles and riddles with complete solutions for counting, geometry, probability and game theory problems. Volume 1 was rated 4.4 / 5 stars out of 13 reviews.
"Math Puzzles Volume 2" is a book in a row with other problems. (rated 5/5 stars out of 3 reviews)
"Math Puzzles Volume 3" is the third in the series. (rated 3.8 / 5 stars out of 4 reviews)
"40 paradoxes in logic, probability and game theory" contains results that provoke reflection and counter-intuitive. (rated 4.3 / 5 stars out of 12 reviews)
"The Best Mental Math Tricks" teaches how you can look like a math genius by solving problems in your head (rated 4.7 / 5 stars out of 4 reviews)
"Multiply numbers by drawing lines" This book is a reference guide for my video that has over 1 million views on a geometric method for multiplying numbers. (rated 5/5 stars out of 3 reviews)