Name: ______Date: ______
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Unit 3 Review
We Do / You Do1. Find the missing factor.
$4.50 x ______= $27
a. 5
b. 6
c. 7
d. 8 / 1. Find the missing factor.
$6.50 x ______= $39
a. 2
b. 5
c. 6
d. 10
2. Draw an area model that shows 3.1 x 2.6 / 2. Draw an area model that shows 2.2 x 4.3
3. Adrianna had $23.55. If she is going to divide the money evenly between herself and two of her friends, how much money will each person get? / 3. Megan had $52.92. If she is going to divide the money evenly between herself and two of her friends, how much money will each person get?
4. Hunter solved a problem on his test and got 15.8 as the correct answer. Which problem did he solve?
a. 948 ÷ 0.6 =
b. 9.48 ÷ 6 =
c. 9.48 ÷ 0.6 =
d. 94.8 ÷ 0.6 = / 4. Caleb solved a problem on his test and got 1.89 as the correct answer. Which problem did he solve?
a. 756 ÷ 0.4 =
b. 7.56 ÷ 4 =
c. 7.56 ÷ 0.4 =
d. 75.6 ÷ 0.4 =
5. Zyon bought 3.4 pounds of pralines. She paid a total of $30.26 for the pralines. What was the price per pound of pralines? / 5. Caylee bought 7.6 pounds of grapes. She paid a total of $48.64 for the grapes. What was the price per pound of grapes?
6. William needs 22 gallons of gas to fill up his truck. If gas cost $3.11 per gallon, how much will it cost to fill up his gas tank? / 6. Jaidan needs 32 gallons of gas to fill up his truck. If gas cost $2.98 per gallon, how much will it cost to fill up his gas tank?
7. Which multiplication sentence checks the division problem 45.08 ÷ n = 18.4
a. 18.4 x 24.5 = 45.08
b. 18.4 x .0245 = 45.08
c. 18.4 x .245 = 45.08
d. 18.4 x 2.45 = 45.08 / 7. Which multiplication sentence checks the division problem 34.06 ÷ n = 10.48
e. 18.4 x .0325 = 10.48
f. 18.4 x .325 = 10.48
g. 18.4 x 3.25 = 10.48
h. 18.4 x 32.5 = 10.48
8. In a division problem, what number “is outside the house?” Is it always the bigger number? / 8. In a division problem, what number “goes in the house?” Is it always the bigger number?
9. Shayla went to the gas station. She bought 2 boxes of candy for $1.23 each, 3 drinks for $1.05 each, and 2 bags of chips for $4.56 each. Shayla had a gift card for $20. How much money will be left on the gift card? / 9. Haylee went to the gas station. She bought 2 boxes of candy for $2.34 each, 3 drinks for $2.01 each, and 2 bags of chips for $5.13 each. Haylee had a gift card for $30. How much money will be left on the gift card?
10. It took Da’Maurion 3.2 hours to run 14.8 miles. What was his average speed? / 10. It took Tucker 1.5 hours to run 3.75 miles. What was his average speed?
11. How many quarters are in $23.50? / 11. How many quarters are in $12.00?
12. Boston spent $18.00 on fish. If each fish cost $2.25, how many fish did he buy? / 12. Trey spent $20.00 on basketballs. If each ball cost $2.50, how many balls did he buy?
13. Finish the pattern:
7.24 ÷ 1 = 7.24
7.24 ÷ 0.1 = 72.4
7.24 ÷ 0.01 = ______/ 13. Finish the pattern:
6.12 ÷ 1 = 6.12
6.12 ÷ 0.1 = 61.2
6.12 ÷ 0.01 = ______
14. Find the product.
12.31 x 0.1 = / 14. Find the product.
27.68 x 0.1 =
15. Write four equations that would give you an answer of 320.
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______/ 15. Write four equations that would give you an answer of 590.
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16. Find the quotient
25.2 ÷ 10³ =
a. 0.0252
b. 0.252
c. 2.52
d. 25200 / 16. Find the quotient
4.7 ÷ 10³ =
a. 0.0047
b. 0.047
c. 0.47
d. 4700
17. What number goes in the blank?
7 x 10º = 7
7 x 10¹ = 70
7 x 10² = 700
7 x 10³ = ______/ 17. What number goes in the blank?
4 x 10º = 4
4 x 10¹ = 40
4 x 10² = 400
4 x 10³ = ______
18. What number goes in the blank?
43.2 ÷ 10º = 43.2
43.2 ÷ 10¹ = 4.32
43.2 ÷ 10² = 0.432
43.2 ÷10³= ______/ 18. What number goes in the blank?
21.9 ÷ 10º = 21.9
21.9 ÷ 10¹ = 2.19
21.9 ÷ 10² = ______
21.9 ÷10³= 0.0219
19. What is the correct answer for
13.49 x 100? / 19. What is the correct answer for
2.67 x 100?
20. Given the following problem, which answer shows correct decimal placement?
4.56 ÷ 0.08
a. 5.7
b. .57
c. .057
d. 57.0 / 20. Given the following problem, which answer shows correct decimal placement?
3.74 ÷ 0.04
a. 9.35
b. 93.5
c. 935.0
d. 9,350
21. Bryce spent $456 for bus fare in the first 100 days of school. Write an expression using powers of 10 that Bryce could use to find how much he spent per day.
Write the equation: ______
Solve the equation: ______/ 21. Micky spent $234 for bus fare in the first 100 days of school. Write an expression using powers of 10 that Dayton could use to find how much he spent per day.
Write the equation: ______
Solve the equation: ______
22. Use the model to show 0.7 x 0.3 and solve.
/ 22. Use the model to show 0.5 x 0.8 and solve.
23. The Pickard family drove 204.7 miles from home to the fair. They used 8.9 gallons of gas. The Allen family drove 195 miles from home to the fair. They used 7.5 gallons of gas. How many miles per gallon did each family get? Which family got the best gas mileage? / 23. The Yawn family drove 151.2 miles from home to the fair. They used 6.3 gallons of gas. The Allen family drove 127.4 miles from home to the fair. They used 4.9 gallons of gas. How many miles per gallon did each family get? Which family got the best gas mileage?
24. Mackenzie and her three friends went to Disney World. The cab ride from the hotel to the park costs $1.25 per person. In addition, the cab ride will cost $1.50 per mile. The total distance from the hotel to the park is 6 miles. How much will each person pay if they split the cost evenly? / 24. Eron and his three friends went to a concert. The cab ride from the hotel to the arena costs $1.50 per person. In addition, the cab ride will cost $1.75 per mile. The total distance from the hotel to the arena is 4 miles. How much will each person pay if they split the cost evenly?
25. Clara was given the following problem:
6.2 x 4.5 = 27.9
She is confused with this answer because Annabel told her the total number of decimal places in the factors should be equal to the number of decimal places in the product. She sees that the factors have two decimal places but the product has only one. How can the answer be true?
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