How many whole numbers are there between 32 and 53?

To do:

We have to find the number of whole numbers between 32 and 53.

Solution:

Number of whole numbers between $a$ and $b$(where $b>a$) $=b-a-1$

Therefore,

Number of whole numbers between 32 and 53 $=53-32-1$

$=53-33$

$=20$

 The number of whole numbers between 32 and 53 is 20.