Multiplying/Dividing Decimals
Fractions

Order of Operations
Mystery #1
Mystery #2
100

Dion ran 3.75 kilometers each day to prepare for a race. 

What was the number of kilometers that Dion ran during 28 days

105 km

100

What is 5/6 - 1/4?

7/12

100

Jacob wrote the expression shown. 

10 ÷ 5 + 4(72 - 6) 

What is the second step to solving this expression?

10 divided by 5

100

What are the coordinates of the point where the x-axis and the y-axis intersect on a coordinate plane? 

A. (5, 5) 

B. (5, 0) 

C. (0, 5) 

D. (0, 0)

D
100

Which inequality is NOT true? 

A. 65.7 < 67.54 

B. 4.003 > 4.03 

C. 26.4 < 26.48 

D. 0.91 > 0.097

B

200

An electronic book has a file size of 2.4 megabytes. What is the file size in megabytes of 16 of these electronic books?

38.4

200

16 3/4 + 9 1/2

26 1/4

200

1/4 + (2 × 5)

10 1/4

200

Mr. Ávalos has 9.375 liters of paint. 

What is this number rounded to the nearest hundredth?

9.38

200

The weight of sand in a large bag is 63.4 pounds. The sand in the bag is divided equally into 20 small bags.

What is the weight in pounds of the sand in each small bag?

3.17

300

Mr. Adams drove his delivery truck 151.2 miles during 24 days. He drove the same number of miles each day.

 How many miles did Mr. Adams drive each day?

6.3

300

Tommy bought 3 cups of blueberries. He will eat 1/2 cup of blueberries each day. 

How many days can Tommy eat the blueberries before they are all gone?

6

300

Rebecca bought air filters at a store. 

• She bought 8 air filters. 

• Each air filter cost $16.95. 

• Rebecca used a coupon for $7.50 off her total cost of the air filters. 

The total cost in dollars that Rebecca paid for these 8 air filters can be represented by this expression.

(8 × 16.95) - 7.50

How much did Rebecca pay for these 8 air filters?

128.1

300

The length of one wall in Mr. Shelby’s classroom is 29 feet. What is the length of this wall in inches?

348

300

Four students are traveling to a math contest. The table shows the weights of the four students’ suitcases.

Juan 21.605 

Tiana 24.8 

Kimberly 21.48 

Emanuel 24.75 

In what position would Juan’s suitcase be if the weights of the suitcases in pounds were ordered from greatest to least?

Third

400

Ms. Jaffey had a total of 428.5 ounces of pretzels to put into 5 bowls for a party. She put an equal number of ounces of pretzels into each bowl. 

How many ounces of pretzels did Ms. Jaffey put into each bowl?

85.7

400

The math team does practice drills that each last 1/6 hour. In February the team did practice drills for a total of 24 hours. 

How many practice drills did the math team do in February?

144

400

8 × (3.8 + 13.2) - 6

130

400

The length of one edge of a cube is 3 units. What is the volume of this cube in cubic units?

27

400

4.68 ÷ 78 

Find the quotient.

0.06

500

Kristin drinks 0.5 liter of orange juice with breakfast each day for 15 days. How many milliliters of orange juice does Kristin drink during the 15 days?

7,500 ml

500

Harold cut 18 1/2 inches off a rope that was 60 inches long. How is the length of the remaining rope in inches written in decimal form?

41.5

500

[2(3.50 - 0.80) + 4.85 + 2.40] - 3.00

9.65

500

Aspen added 14 to the product of 224 and 16. What is this sum?

3,598

500

Cheyenne works 15 hours a week at the movie theater. She earns $8 an hour. Which statement about her weekly income is true? 

F. Her net income is more than $120. 

G. Her gross income is less than $120. 

H. Her net income is less than $120. 

J. Her gross income is more than $120.

H.

M
e
n
u