1.  A board game contains 64 total coins. There are 21 black coins, and 25 red coins. How many coins are there of other colors? 
  

2.  The doctors at GetWell Hospital drank 49 cups of tea yesterday. They drank 24 cups in the morning and 13 in the afternoon. How many did they drink in the evening? 
  

3.  Darren borrowed 11 books from the school library. He returned 2 books yesterday and 5 books today. How many books does he still have? 
  

4.  Mrs. Nelson had a lovely 40piece crockery set. Last evening, 2 cups and 4 saucers broke. How many pieces of crockery left? 
  

5.  Ronald had half an hour to do his homework. He spent 7 minutes on English and 5 minutes on Science. How many minutes remain? 
  
