How to Compute Square Roots in Your Head
9:44
Kaprekar's Constant
12:27
Square Root of 2, Newton's method vs Euler's method
13:33
Ancient trick to calculate ANY square root
25:21
How to Be a Human Scientific Calculator
15:21
How to Multiply Two 2-Digit Numbers In Your Head
5:39
How to find a square root
13:51
What the 1869 MIT Entrance Exam Reveals About Math Today
13:53