Here we have collected some important shortcut tricks and speed calculation methods to help candidates do calculation without using pen and paper and save their time in competitive examinations. These days cracking competitive examinations needs accuracy and speed. A good speed with accuracy can take you far ahead than other candidates and improve chances of success. So it is recommended to learn fast calculation tricks and shortcuts and save your precious time and crack any exam successfully.
Here is mathematical trick to square any 2 digit number without the help of pen/ pencil in few seconds. Shortcut tricks are very helpful for fast calculations in competitive exams as time allotted is too less for lengthy calculations. So shortcut tricks helps us to solve questions is very less time hence improving chances of getting good score and higher rank in merit.