sum prediction math trick2

Amaze Your Friends with The Sum Prediction Math Trick

If you want to impress your friends by reading their mind in advance, I bet that you want to learn this trick. This allows you to predict the sum in advance of the 5 numbers that you and your friend will write on a piece of paper. Note that the time your friend wrote the […]

How to Square 2 Digit Numbers Mentally

Squaring large numbers is not an easy task to do. However, using a right strategy and with constant practice, it can be done. Below is one method that you might want to try. This strategy only requires three steps and a lot of focus. 😉 Steps on How to Square 2 Digit Numbers Mentally (1) […]

Mental Division: 2 Digit by 1 Digit Numbers

We have learned how to multiply 2-digit by 1-digit numbers mentally and in this post, we are going to discuss its corresponding method in division. Division seems to be the most difficult operation in mental calculation, but with the right strategy, it can be done. In the discussion, we will start with easy examples and […]

Cool Multiplication Trick Part 1

We have learned quite a number of multiplication tricks now and in this post, I am going to teach you another multiplication trick which you can use to calculate faster and share with your friends. This multiplication trick is quite similar to squaring a number ending in 5. The conditions to perform this trick are […]

Mental Math: How to Subtract Numbers Faster

In the previous post, we have learned a faster way to add numbers near multiples of 10. In this post, we are going to learn to subtract numbers faster, but first let’s review some basic terms. In the subtraction 8 – 6 = 2 8 is the minuend, 6 is the subtrahend and 2 is the […]