Powers of Ten
/Whole Number
/Decimal
Open Response
Mystery
100

What is the value of the following expression?

26.4 ÷ 100

A   0.264

B   2.64

C   264

D   2,640

B 2.64

100

Haven is creating a design on a decimal grid.  The design will have an area of 0.64.  The design will use 4 colors with an equal amount shaded for each color. If Haven uses the colors red, blue, green, and yellow; how much of the design will be red?

https://docs.google.com/presentation/d/16e_ZiJ8n3Q4XnVVDL5dDTSCgiThxFr9Zl6mHHF7Je2g/edit?usp=sharing 

A   0.14                  B   0.16

C   0.18                  D   0.24

    B   0.16

100

 

Malachi wondered how many nickels there are in $2.  He divided $2 by $0.05 to figure it out.   

$2 ÷ $0.05

How many nickels are in $2?

A   10

B   15

C   20

D   40

D   40

100

A team is planning to run in a relay race that is 4 miles long. 

If each team member runs 0.8 mile, how many team members will be needed?

5 members

100

 A game store is having a special sale on video games.  Each game costs $24.98.  Alvaro has $215.40.   About how many games could Alvaro buy with the money that he has?

A   6

B   8

C   10

D   12

B. 8

200

 

Which of the following expressions has the least value?

A   0.482 x 100

B   48.2 ÷ 10

C   48.2 ÷ 100

D   482 x 10

C   48.2 ÷ 100

200

https://docs.google.com/presentation/d/16e_ZiJ8n3Q4XnVVDL5dDTSCgiThxFr9Zl6mHHF7Je2g/edit?usp=sharing  

Sonya built the number 3.43 using base ten blocks. 

If she separates the blocks into 7 equal groups, how many blocks will be in each group? 

A   0.46               B   0.47

C   0.48               D   0.49

 D   0.49

200

 

Leif has $3.  How many quarters can be made from $3?

A   4

B   8

C   12

D   16

C   12

200

Hannah has 2 liters of water.  She is pouring the water into bottles that hold 0.4 liters of water each.  How many bottles will she be able to fill with the 2 liters?

5 bottles

200

 

Carlos saved his allowance for 80 weeks.  At the end of 80 weeks he had $639.15 saved.  If he earned about the same amount each week, about how much did Carlos earn each week?

A   $4

B   $6

C   $8

D   $10

C. $8

300

 

What is the value of this expression?

23,467 ÷ 1,000

A   2.3467

B   23.467

C   234.67

D   2,346.7

B   23.467

300

 https://docs.google.com/presentation/d/16e_ZiJ8n3Q4XnVVDL5dDTSCgiThxFr9Zl6mHHF7Je2g/edit?usp=sharing 

Rasheed used decimal grids to represent 2.25.   He used 9 different colors to shade the area 2.25. 

If he used the same area for each color, which expression can be used to determine the amount that was shaded for each color?

A   2.25 x 9          B   9 x 2.25

C   2.25 ÷ 9          D   9 ÷ 2.25

C   2.25 ÷ 9

300

 

Rasheem is creating a banner that is 3 meters long.  He is putting a football sticker every 0.06 meters on the edge of the banner.  How many football stickers will he need?

A   0.02

B   2

C   5

D   50

D. 50

300

Valeria is solving this problem:


32 ÷ 0.2 = 


What is the quotient?

160

300

The distance around a track is 24.6 kilometers long. Each of the fifth grade teachers (6) will run an equal distance. How many kilometers will each person run? 

4.1 kilometers

400

Ms. Bowling wrote the number 1,378.9 on her paper.  Then she erased the decimal and placed the decimal so that the number was 13.789  Which equation shows how the value of the number changed?

A   1,378.9 x 100 = 13.789

B   1,378.9 x 10 = 13.789

C   1,378.9 ÷ 10 = 13.789

D   1,378.9 ÷ 100 = 13.789

D   1,378.9 ÷ 100 = 13.789

400

 

Mrs. Creely has $3.81.  She decided to give the money to her 3 children.  If she wants to share the money equally between the 3 children, how much money should each child receive?

A   $1.24

B   $1.25

C   $1.26

D   $1.27

D   $1.27

400

 

A team is planning to run in a relay race that is 4 miles long. 

If each team member runs 0.8 mile, which equation represents how to find how many team members will be needed?

A   0.8 ÷ 4

B   4 ÷ 0.8

C   4 x 0.8

D   0.8 x 4

B   4 ÷ 0.8

400

LaTonya has 2.7 liters of water.  She wants to separate an equal amount into each of 9 cups to drink throughout the day.  How much water will be in each cup?

0.3 liters

400

Mr. Kavon carried a stack of books that weighed a total of 6 kilograms. Each of the books in the stack weighed 0.3 kilograms. How many books were in Mr. Kavon's stack? 

20 books

500

What is the value of the following expression?

3.2÷ 100

A. 320

B. 32

C. 0.32

D. 0.032

D. 0.032

500

Ms. Bowling has a jar with only quarters. She counted the money in the jar and found that there was $11. How many quarters does Ms. Bowling have?

A. 36

B. 40

C. 44

D. 50

C. 44

500

 

Logan has 1 liter of orange juice.  If he puts 0.1 liters of juice in each cup, how many cups of juice can he make?

A   0.01

B   0.1

C   1

D   10

D. 10

500

Anya has 2.48 meters of ribbon.  She wants to cut it into 8 equal pieces for a craft.  How long should she cut each of the pieces?

0.31 meter

500

Ms. Bowling, Ms. Ubaka and Mr. Kavon worked together to raise money for the 5th grade Holiday Party. 

They raised a total of $182.75

They used $92 of the money to buy pizza.

They split the rest of the money between the three classes. 

How much money did each class receive?


$30.25