Change them all to decimals and put enough 
0's after the decimal so that they all have 
the same number of decimal places showing

 shows two decimal places.  Rewrite 
the others so they also heve two decimal places
showing.

Rewrite  as  and then annex a 0 and write it
 so it will show 2 decimal places.

Rewrite  as  so that it will also show two
decimal places,

So now you can easily tell which is smallest, middle-sized and largest.

2.00 is smaller than 2.02 which is smaller than 2.10.

So it's .

Edwin