Decimal Calculations and Division
Perimeter and Area
Real-World Applications and Estimations
100

Determine if each equation is True or False.

Equation 1: $4.8 divided by 0.6 = 8$  (True / False)

Equation 2: $2.4 divided by 0.3 = 0.8$  (True / False)

Equation 3: $3.6 divided by 0.9 = 4$  (True / False)

Equation 1 is True

Equation 2 is False (equals 8)

Equation 3 is True.

100

The dimensions of a rectangular swimming pool are shown: length = 12.5 meters, width = 4.2 meters. A safety ledge is being built along the perimeter of the pool. How many meters of safety ledge will be needed?

A) 16.7 meters

B) 33.4 meters

C) 52.5 meters

D) 66.8 meters 

B

100

Select the option that makes each statement true.

  • The quotient of the expression 42 divided by 0.48 can be estimated as ( greater than / less than ) 84 because 0.48 is less than one-half and 42 times 2 is 84.

  • The quotient of the expression is between ( 21 and 42/  42 and 84 / 84 and 126 ).

greater than; 84 and 126.

200

Select ALL the expressions that have a quotient of 0.15.

A) 1.5 divided by 10

B) 15 divided by 100

C) 1.5 divided by 1

D) 0.75 divided by 0.5

E) 0.75 divided by 5

F) 7.5 divided by 5


A, B, and E

200

A square photo frame has a side length of 7.4 inches. Complete the statements about the perimeter and area of the square photo frame.

  • Options for Perimeter: [ 14.80 | 29.60 | 54.76 | 59.20 ]

  • Options for Area: [ 14.80 | 29.60 | 54.76 | 59.20 ]

The perimeter is 29.60 inches; the area is 54.76 square inches.

200

Maya and three friends went to the movies.

  • Maya paid the cashier for four movie tickets

  • The movie tickets were $12.75 each

  • The cashier gave Maya $9.00 in change for this purchase How much money did Maya give the cashier?

$60

300

Solve the equation:

1.44 divided by 0.12=


12

300

A rectangle with a length of 9.6 feet is shown. The area of the rectangle is 91.2 square feet. Determine the width, in feet, of the rectangle.

9.5 feet

300

Leo goes to the store to purchase trading cards and a binder for the cards.

  • He spends $42.50 in all

  • The binder costs $22.72

  • Each trading card pack costs $0.86 How many trading card packs does Leo purchase?

23 

400

Select the option that makes each statement true.

  • Statement 1: The quotient of the expression 6.3 divided by 0.7 is ( equal to / greater than / less than ) 0.9.

  • Statement 2: The actual quotient is ( 0.09 / 0.9 / 9 / 90 ).

Statement 1 is greater than; Statement 2 is 9.

400

A square playground has an area of 40.96 square meters. What is the perimeter, in meters, of the playground?

A) 6.4 meters

B) 16.384 meters

C) 25.6 meters

D) 102.4 meters

A) 6.4 meters

400

Select the option that makes the statement true.

  • The quotient of the expression is between ( 14 and 28 / 28 and 56 / 56 and 84 / 84 and 112 ).

56 and 84

500

Select ALL the equations that are True.

A) 0.45 divided by 0.09 = 5

B) 4.5 divided by 0.9 = 0.5

C) 0.08 divided by 0.2 = 0.4

D) 0.72 divided by 0.8 = 0.09

E) 0.36 divided by 0.06 = 6


A, C, and E

500

A rectangular field measures 84.5 meters long and 32.6 meters wide. A fence costs $4.50 per meter to install around the perimeter. How much money, in dollars, will it cost to fence the entire field?

$1053.90 or $1053.9

500

A teacher bought 192 notebooks for her grade level. Notebooks are sold in either packs or boxes. The price of each container is shown:

  • Pack of 12: $4.50

  • Box of 48: $16.20 

  • How much money would the teacher save by purchasing 4 boxes of notebooks instead of 16 packs of notebooks?



7.20 or 7.2

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