Roller Coaster Subtraction

Watch the roller coaster.

https://www.youtube.com/watch?v=CZZq6t1djow

Act out a roller coaster, make with chairs. Have ten people on the roller coaster and 8 people got off. How many are left. How can I write this as a number sentence.

You might like to get them into groups and ask a question-draw and write I had 10 people and 7 got off. Write a number sentence.

Extending- 24 people start on the roller coaster and you are left with 13. How many got off?

Enabling start with 6