Level 2
Mike had some stamps. He gave 5 stamps to John and bought another 14 more stamps. Now, he has a total of 32 stamps. How many stamps had Mike at first?
Level 3
A train carrying some passengers arrived at Station A.
At Station A, only 25 passengers boarded the train. It then left for Station B. At Station B, only 57 passengers alighted from the train. When the train left Station B, there were 68 passengers on it. How many passengers were there on the train when it first arrived at Station A?
Level 3
Mrs Tan sold 650 oranges, bought another 157 oranges and then gave away 208 oranges. She had 48 oranges left. How many oranges did she have at first?
