Question 773176
<pre>
The denominator of 14/15 and 13/15 is 15.
The denominator of the fraction between them is 10.
The LCD of all three fractions is 30

So write 14/15 as 28/30 and 13/15 as 26/30.

So we can easily think of the fraction which is 
between 

28/30 and 26/30

It is 27/30 and when we reduce
that we get the answer 9/10.

Edwin</pre>