Subtraction within 10 
Show your working and write your answers in the space provided. 
1 
Jack is 14 years old. His brother, Dennis is 5 years younger than him. How old is Dennis?
Dennis is _____________ years old. 
2 
Jennifer bought 19 eggs from a supermarket. When she reached home, she realised that 3 of the eggs were rotten. How many eggs were not rotten?

3 
Ben made 15 paper boats. Ken made 6 fewer paper boats than Ben. How many paper boats did Ken make?

4 
David had 18 ping pong balls at first. He gave 12 ping pong balls to his friends. Then, he lost another 3 ping pong balls. How many ping pong balls did he have left?
He had _____________ ping pong balls left.

5 
Esther brought 5 bottles of milk and 10 curry puffs. Her brother drank 2 bottles of milk and ate 5 curry puffs.
Her son drank 1 bottle of milk and ate 2 curry puffs.
(a) How many bottles of milks did Esther have left?
Esther had ________________ bottles of milk left. (b) How many curry puffs did Esther have left?
Esther had ________________ curry puffs left.
