1.  Cherylbought two dolls for $ 69 . She had $18 in her purse. How many dollars are left in her purse? 
  

2.  Barbara has two dolls. The first doll is 70 cm tall and the second is 30 cm. What is the difference in their heights (in cm)? 
  

3.  Stevewent to play in the garden with 77 marbles. He returned home with 20 marbles. How many marbles did he lose? 
  

4.  Herbert arranges 69 blocks in a tall stack. Accidentally, he drops32 blocks. How many blocks are still there in the stack? 
  

5.  Each day 833 cabs are made in a toy factory. Of these, 25 are defective. How many toy vehicles are not defective? 
  
