

1.  A board game contains 15 yellowcoins, 21 blue coins, and 45 black coins. How many coins are there in all?     
2.  Baker has a small library at home. He has176 books on History, 83 books on Geography, and 134 books on Science. How many books does he have altogether?     
3.  Mrs.Simon delivered 304 letters in November, 333 letters in October, and 223 letters inDecember. How many letters did she deliver in the three months?     
4.  For her new kitchen, Mrs Anderson bought a crockery set, a cutlery set and a pressure cooker. Each item cost $ 44 . How many dollars did she spend?     
5.  Last month, Jack worked for 175 hours, Greg worked for 139 hours, and Edward worked 20 hours more than Greg. How many hours did they work altogether?     
 

