Multiply any 3 digit numbers

  In the previous tutorial on multiplication of any 2-digit number, we learnt how to multiply any 2-digit numbers  using criss-cross method of multiplication. In this tutorial,  we will understand a very important mathematical shortcut of multiplying any two 3 digit numbers using the criss-cross multiplication technique. For students preparing … Continue reading

Multiply any number with 99

  In this tutorial, we are going to learn the shortcut how to multiply any number with series of 9’s. You often come across multiplications like 345 x 999, 1234 x 9999 etc. in competitive examinations. Even though such multiplication look difficult  you will realize after practicing this shortcut, you will … Continue reading