Mathematics Village ( Short-Cuts in Math ): How to know if the number is prime or not?

$Mathematics Village ( Short-Cuts in Math )$

Mathematics Village ( Short-Cuts in Math )

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Adding a sequence in the form: 1 + 2 + ... + n: (1)
Adding Squared Numbers Part 1 (1)
Adding Squared Numbers Part 2 (1)
Adding Squared Numbers Part 3 (1)
Adding Squared Numbers Part 4 (1)
All from nine and the last from ten (1)
Converting Recurring Decimals into Fractions in less than a second! (1)
Divisibility test of 13 (1)
Divisibility test of 7 (1)
Divisibility Test of Numbers (1)
Double and Half Method (1)
Fastest way to square three digit numbers (1)
How to know if the number is prime or not? (1)
Magic of Nine (1)
MAGIC SQUARE FORMULAS (1)
Magic Squares - create your own magic square easily! (1)
Multiplication of 5 with any number (1)
Multiplication of 9 with any number (1)
Multiplication of 99 with any number (1)
Multiplication of 999 with any number (1)
Multiplication of two digit numbers (1)
Multiplying And Adding Numbers (1)
Multiplying Complementary Pairs (1)
Play with Numbers (2)
Profit or Loss ? (1)
Quickest method to find square root. (1)
Short cut for Multiplication of 2 two-digit numbers (1)
Short cut to find the square root of Numbers (1)
Short cut to get product of two consecutive odd or even numbers (1)
Short cut to get squares of numbers from 51 to 59 (1)
Shortcut technique to find Square root of Perfect square numbers (1)
Shortcut to find the cube root (1)
Simple Math Trick :Easy way to learn Table of 19 (1)
Simple Math Tricks part 1 (1)
Square of Number (1)
Vedic Maths Squaring - Fast Version (1)
Video: EasyCal 5 Fast Multiplication Trick 5 Trick to Directly Multiply the Big Numbers (1)

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