The following are true of a strip diagram:

• It is a rectangular model used to show numerical relationships.


• It may be used to represent fractions or solve problems involving operations.


• Other names for it include bar model, fraction strip, and length model.

Jenny made 96 cookies, and her brother made 84 cookies for the school bake sale. The school asked the students to bring six cookies in each bag. How many bags will Jenny and her brother need for all the cookies?