

1.  A board game contains 13 red coins, 7 yellow coins, and 12 white coins. How many coins are there in all?     
2.  Mr. Anderson borrowed from the library 15 books on Sunday, 15 books on Thursday, and 27 books on Friday. How many books did he borrow altogether?     
3.  Mrs. Moore delivered 23 letters in September, 22 letters in April, and 23 letters in October. How many letters did she deliver in the three months?     
4.  For her new kitchen, Mrs. Moore bought a crockery set, a cutlery set and a pressure cooker. Each item cost $ 27 . How many dollars did she spend?     
5.  Jack played for 6 hours, Greg played for 8 hours, and Edward played 9 hours more than Greg. How many hours did they play altogether?     
 

