A grocery store had 13 bottles of regular soda, 29 bottles of diet soda and 31 bottles of lite soda. How many bottles did they have total?
There are 13 bottles of regular soda. 
There are 29 bottles of diet soda. 
There are 31 bottles of lite soda. 

To find the total number of bottles, we need to add all of these numbers together. 

13 + 29 + 31 = 

The grocery store had 73 bottles of soda.