Is there an easy way to break down the below formula? And make it easy to calculate it mentally without the use of a calculator?
$108^2 - 92^2$
I know this is probably very basic, but I cant remember how.
Is there an easy way to break down the below formula? And make it easy to calculate it mentally without the use of a calculator?
$108^2 - 92^2$
I know this is probably very basic, but I cant remember how.
Hint :
$$108^2-92^2=(108-92)(108+92)$$