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# Quickly Square Two, Three or Four digit numbers

In this post we will learn to mentally square two, three or four digits using an interesting trick in vedic maths. We will use the concept of duplex of numbers to quickly square two digit numbers. Lets first understand what is a duplex of a number. For a single digit number, say ‘a’ , Duplex of […]

# Units digit of a number raised to power

Here, we will see how to find the units digit of a number that is in the form ${x^y}$. We will first try to understand what is a units digit, then we will look at the technique to find the units digit of large powers and then using this technique we will solve some problems […]