For each of the following, write a number sentence using fractions and solve for the answer using the algorithms for operations of fractions. For example, your answer to a problem should take the form of something that looks like You do not have to model anything with pictures. 1 1 4 1 8 3 5 1 - 3 2 3 2 6 6 6 2

a. I am going to paint a house. I need to paint equal size walls. Each gallon of paint will allow me to paint walls. How many gallons (include parts of a gallon as fractions) will I need to complete the job?

b. I have pounds of dog food. My dog ate of a pound today. How many pounds do I have left? 3 3 2 1

c. I have gallons of gas in my garage. I give of what I have to a friend. How many gallons did I give away to my friend? 1

d. I have 3 feet of ribbon. I need to cut it into foot sections for a project I'm doing. How many pieces of ribbon 1 can I make by cutting it into foot sections?