1.  A board game contains 47 total coins. There are 4 green coins, and 21 red coins. How many coins are there of other colors? 
  

2.  The doctors at GetWell Hospital drank 51 cups of tea yesterday. They drank 4 cups in the morning and 14 in the afternoon. How many did they drink in the evening? 
  

3.  Arthur borrowed 14 books from the school library. He returned 5 books yesterday and 5 books today. How many books does he still have? 
  

4.  Mrs. Moore had a lovely 47piece crockery set. Last evening, 3 cups and 3 saucers broke. How many pieces of crockery left? 
  

5.  Peter had half an hour to do his homework. He spent 8 minutes on English and 8 minutes on Science. How many minutes remain? 
  
