Thread: How to move a fraction to the bottom of a fraction

Say I have:



How can I make it look like:



I'm trying to figure out the algebraic rule(s) for this

Hello, daigo!

. You can't

It looks like you're making up your own rules:
. . "Just pick it up and move it down."


You can multiply the fraction by

. . .

Originally Posted by daigo

Say I have:



How can I make it look like:

The short answer is: you cannot, because they are not equal.