1. How To Figure Out Multiples Of Nine
3. How To Multiply Large Numbers In Your Head
4. How to Multiply Double-Digit Numbers by 11
5. Secret To Remembering The Numbers In Pi
6. How To Find Fractions Of Whole Numbers
7. How to Add And Subtract Fractions
8. How To Convert Fahrenheit To Celsius
9. How to Quickly Figure Out the Day of the Week Any Date Falls On
10. How To Remember Which Sign Is Greater Than And Which Is Less Than
11. How Japanese kids learn to multiply in primary school
Now this I find fascinating. How simple does this make it.