Ok, we saw how to figure out which fraction is bigger by just looking (see previous lesson)... But, what if you can't tell that way?
What about this one?
Which is greater: or ?
To get a feel for this before we start crunching numbers, let's look at some pizza:
We can see that ... But, we can't always be drawing pizza!
Here's what you do:
Just get a common denominator!
The quickest one to use is
Let's make the changes...
Now, can you see which is bigger?
Just like we thought!