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? = _____________ 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? = Ken made _____________ paper boats.

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.

Watch the video for the solution and the answer.
https://youtu.be/4RlWf57h3FM