Lesson 1: Practice Problems
Problem 1
Here is an equation:
Draw a tape diagram to represent the equation.
Which part of the diagram shows the quantity
? What about 4? What about 17? How does the diagram show that
has the same value as 17?
Problem 2
Diego is trying to find the value of
Complete the tape diagram so it represents the equation
. Find the value of
.
Problem 3
Match each equation to one of the two tape diagrams.
Problem 4
For each equation, draw a tape diagram and find the unknown value.
Problem 5 From Unit 5 Lesson 13
A shopper paid $2.52 for 4.5 pounds of potatoes, $7.75 for 2.5 pounds of broccoli, and $2.45 for 2.5 pounds of pears. What is the unit price of each item she bought? Show your reasoning.
Problem 6 From Unit 3 Lesson 14
A sports drink bottle contains 16.9 fluid ounces. Andre drank 80% of the bottle. How many fluid ounces did Andre drink? Show your reasoning.
Problem 7 From Unit 3 Lesson 11
The daily recommended allowance of calcium for a sixth grader is 1,200 mg. One cup of milk has 25% of the recommended daily allowance of calcium. How many milligrams of calcium are in a cup of milk? If you get stuck, consider using the double number line.