MULTIPLY 43 X 47 IN 2 SECONDS...

MULTIPLY 43 X 47 IN 2 SECONDS...

Usually, We Multiply Like this,

But Here, Iam Using a trick ,by that you can get the answer only in 2 seconds.

only 2 calculations are there ,and only Two  Step .

THIS TRICK WILL WORK ON THE NUMBERS HAVING TEN'S DIGIT SAME AND SUM OF THE OTHER DIGIT(UNIT DIGIT) IS 10.

STEP 1:

IN 43 X 47 ,

First Consider the Tens Digit ,Here "4". Multiply 4 with Next Number.,i.e,"(4 x 5)"being the First Part Answer.

STEP 2:

Here, You have to Keep it in Mind about one condition. The Second Part Answer Must Be

Two Digit.

For the Second Part Answer , Multiply The Unit Digits ,here "(3x7)". 

So,Our Answer for "43 x 47 " is " 2021".

You may use this trick for three digit numbers like 203 x 297, 405 x495 ,...

For More Clarification :

REFER MY VIDEO.