Lesson 14: Practice Problems
Problem 1
Clare is using little wooden cubes with edge length
Problem 2
The triangle has an area of
What is the length of
Problem 3
Which expression can be used to find how many cubes with edge length of
unit fit in a prism that is 5 units by 5 units by 8 units? Explain or show your reasoning. Mai says that we can also find the answer by multiplying the edge lengths of the prism and then multiplying the result by 27. Do you agree with her? Explain your reasoning.
Problem 4 From Unit 4 Lesson 12
A builder is building a fence with
Problem 5 From Unit 4 Lesson 12
Find the value of each expression. Show your reasoning and check your answer.
Problem 6 From Unit 4 Lesson 11
A bucket contains
Write a multiplication and a division equation to represent the situation, and then find the answer. Show your reasoning.
Problem 7 From Unit 3 Lesson 12
There are 80 kids in a gym. 75% are wearing socks. How many are not wearing socks? If you get stuck, consider using a tape diagram.
Problem 8 From Unit 3 Lesson 11
Lin wants to save $75 for a trip to the city. If she has saved $37.50 so far, what percentage of her goal has she saved? What percentage remains?
Noah wants to save $60 so that he can purchase a concert ticket. If he has saved $45 so far, what percentage of his goal has he saved? What percentage remains?