## How to check if the number is a perfect cube ?

We often see lot of questions in the competitive examinations, where we need to obtain the cube of a number or check if a number is a perfect cube. The most straight forward method is to check through factorization which… Continue Reading

## How to find the cube-root of a number ?

This is an interesting find. I found this shortcut in the most sought after book on Mathematical Shortcuts “Secret of Mental Math” by Arthur Benjamin. Go check it out. It is amazing. We have already seen, how to obtain the… Continue Reading

## Video : How to obtain the cube of a number?

You already know the traditional method of obtaining the cube of a number, where you multiply the same number thrice. However, this would takes a lot of time even using criss-cross method of multiplication. In this video tutorial, we will… Continue Reading

## How to obtain the cube of a number ?

It is often difficult to obtain the cube a number, simply because because there is too much computation involved. We have already discussed a  Mathematical Shortcut : How to obtain the cube of a number where we modify the existing… Continue Reading

## How to obtain the cube of a number ?

In the previous tutorial on mathematical shortcut, you learnt how easy it is to obtain the square of any number by slightly modifying the formula.As an extension to that shortcut, In this tutorial, we are going to learn how to obtain the cube… Continue Reading