Math Tricks DVDsOver 8 hours in length
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My 8 hour math video says it all!! View the 11 minute sample video and see how fast and easily you can amaze your friends at how quickly you can square any number that ends in a 5 or approximate the square root of any number and much more ALL IN YOUR HEAD!!
Math Topics
1 How to square a number that ends in 5 2 How to multiply by 11 3 How to multiply a number from 11 through 19 by another number 4 How to multiply two numbers between 11 through 19 5 How to multiply two twodigit numbers that are close to one another 6 nice array of numbers 7 Amazing Symmetries 8 Birthday Trick 9 Say this number, please 10 Adding left to right 11 Subtracting left to right and complements 12 Multiplying a 23 digit number by a 1 digit number 13 Squaring Numbers 14 Multiplying two 2digit Numbers 15 Multiplying Using Factors 16 Squaring 3 Digit Numbers 17 Adding up the 1st n Counting Numbers 18 Dividing by a 1 or 2 Digit Number 19 Divisibility Rules 20 Guesstimation 21 Estimates and Exact Values of Square Roots 22 Pencil and Paper Multiplication
Contains Pre Alg, Basic Alg, Intermediate Alg, Trig, Pre Calculus, Calculus I,II & III
