Question

An ice cream truck started the day with 45 ice cream sandwiches. During a stop at a busy park they sold s ice cream sandwiches. After the stop, the truck had 21 ice cream sandwiches remaining. Write an equation to describe this situation

Answer 1

45-s=21

Explanation:

The ice cream truck started with 45, so that is our original number. Then they sold s amount of ice cream sandwiches leaving them with 21. Therefore, 45-s is equal to the amount left over, 21. (s=24)

Answer 2

45-21=s

(the answer is 24 btw. you can check this by adding 24 and 21 to get 45 c:)