Math Magic
Learn secrets for lightning fast mental calculations and then practice what you've discovered.
Multiply any two digit number by 11.
Square any 2 digit number that ends in 5.
Simplify your addition problems.
Simplify your subtraction problems.
2 digits by 1 digit Multiplication.
Extra: Practice Multiplication Tables to 10.
Learn these tricks and MUCH more from the book where I learned them: Secrets of Mental Math
Site in progress - more to come!