Vedic Maths Tricks for Multiplication: Vedic Maths is an ancient calculation system comprising a collection of techniques and sutras to solve mathematical problems easily and faster. It includes 16 ...

First we need to know what a duplex number is. Numbers like 11, 22, 33, 44 etc, with repeated digits, are called duplex numbers. We already know how to multiply by 11. Here we are going to learn a ...

The multiplication method we saw last week was to find the product of two-digit numbers with the same first digit and second digits having a sum of 10. So the second digits were 1 and 9, 2 and 8 etc.