## Permutations and Combinations – Part 2- Permutations Introduced

This article is the second of a series of five articles. In the first part we had discussed the fundamental principle of counting. The first part is essential for...

## Squaring Numbers in a Simple and Fun way

Squaring numbers is a tedious job if you do not know vedic maths shortcuts and other tricks and tips. Imagine having to waste your precious seconds in carrying out...

## Permutations and Combinations – Part 1- Fundamental Principle of Counting

Permutations and Combinations is one of the most logical phenomenon of mathematics wherein there are no formulae to mug up. Rather, it tests your ability to understand the problem...

## Probability – Concept Explained

I received quite a few requests for putting up a write up on probability. Today I finally decided to pen it down. Probability tells how likely something is to...

## 7 Resources for Exercising and Training Your Brain Regularly

If you like challenging your grey cells with brain teasers and games, you will surely like exploring the apps and sites that I am listing here. These 7 interesting...

## How I chanced upon Factorial Function

Today we will see how Piyush Goel(the contributor of this article) discovered something while playing with numbers. Here is the story contributed by him: One day while sitting idle,...

## How to find the largest power of a number that divides a factorial number?

Factorial Factorial of a number or n! is the product of n consecutive natural numbers starting from 1 to n. Hence, 4! is nothing but 1x2x3x4 = 24 Common...

## Strawberries and Blueberries Riddle

Let us keep today’s post a little fun. So I have this little riddle for you all. There are three fruit boxes. One has strawberries, one has blueberries and...

## How many zeros are there at the end of 100 factorial?

How many zeros at the end of 100 factorial? How many trailing zeros in 1000 factorial? Do you get baffled by questions like these? How useful is calculator in solving this...

## Computing Trigonometric Ratios

In certain places, Vedic Mathematics talks about trigonometrical triplets, which became famous as Pythagorean triplets much later. So was the outcome of Pythagorean theorem known to Indians? Without going...