A Bagful of Problems
Answer Key/Scoring Guide

 

1.  

Expression:

13z or 13 ´ z

 

1 point

Correct expression to represent situation

0 points

Incorrect expression

 

 

 

Expression:

12 ¸ f or 12 / f (any variable can be used for f)

 

1 point

Correct expression to represent situation

0 points

Incorrect expression

 


 2. 

Student answers may vary. Example:

 

Situation:

John has some candies that he wants to share equally among his five friends. How many candies will each friend get?

 

Expression:

c ¸ 5 or c / 5

 

2 points

Correct situation (including bag label) and expression represents situation

1 point

Correct situation (including bag label) or expression represents situation

0 points

Incorrect situation and expression