The 11 Times Trick We all know the trick when multiplying by ten – add 0 to the end of the number, but did you know there is an equally easy trick for multiplying a two digit number by 11? T... Read more

Profit and Loss In case of profit  25% of  Cost Price (1/4 of CP) = 20% of Selling Price (1/5 of SP) Similarly 1/3 of CP  = 1/2 of SP In case of loss 25% of  Selling Price (1/4 of SP) = 20%... Read more

Speed  Time and Distance Examples Here is some example of speed and distance of example 1. This is the basic theory of speed Time and Distance which is applied in question to obtain answers... Read more

Shortcut to find percentage of a number within seconds Let us understand a simple concept on percentages here 100% of a number will be the number itself ex:100% of 360 will be 360 50% of a n... Read more

Today we are going to learn another cool trick to multiply any number from 80 to 89 by 5 in seconds. Let us see the steps Step 1: Assume the base as 80 Step 2: Multiply the base by 5 Step 3:... Read more

Squaring In this simple trick we need to modify the equation and make the units digit zero. After all it is easy to multiply when units digit is zero. For example – Find square of 43 =... Read more