In this Unit we will cover: Subtracting using base ten
Problem: Mrs. Smiths class is having an end of the year celebration. Each student is bringing in a special treat for the class. John decides to bring in cookies. Natalie brought in 24 cookies she passed out 10 cookies. How many cookies does John have left?
John has 24 cookies
He passed out 10 to his classmates.
How many cookies does he have left?
How many does he have left?