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Unit 3 Assessment Review. Multiplying and Dividing Decimals. Ginny spent $20.25 for school lunches. If each lunch costs $2.25, how many lunches did she buy?. Jennifer spent $42.00 for school lunches. If each lunch costs $3.50, how many lunches did she buy?. - PowerPoint PPT Presentation
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Unit 3 Assessment Review
Multiplying and Dividing Decimals
Ginny spent $20.25 for school lunches. If each lunch costs $2.25, how many lunches did she buy?
Jennifer spent $42.00 for school lunches. If each lunch costs $3.50, how many lunches did she buy?
Walter spent $19.50 for school lunches. If each lunch costs $1.50, how many lunches did he buy?
Michael spent $35.00 for school lunches. If each lunch costs $2.50, how many lunches did he buy?
Finish the pattern:
9.41 ÷ 1 = 9.419.41 ÷ 0.1 = 94.19.41 ÷ 0.01 = ______
A.0.00941B. 0.0941C. 9.41D. 941
Finish the pattern:
12.9 ÷ 1 = 12.912.9 ÷ 0.1 = 12912.9 ÷ 0.01 = ______
A.12900B. 1290C. 1.29D. 0.129
Finish the pattern:
456.32 ÷ 0.01 = 45,632456.32 ÷ 0.1 = 4563.2456.32 ÷ 1 = ______
A.4.5632B. 45.632C. 456.32D. 4563.2
Finish the pattern:
81.482 ÷ 0.01 = 8148.281.482 ÷ 0.1 = 814.8281.482 ÷ 1 = ______
A.8.1482B. 81.482C. 0.81482D. 0.081482
Which multiplication sentence checks the division problem 21.696 ÷ n = 45.2?
A. 45.2 x 4.8 = 21.696B. 45.2 x 0.048 = 21.696C. 45.2 x 0.48 = 21.696D. 45.2 x 48 = 21.696
Which multiplication sentence checks the division problem 37.38 ÷ n = 1.4?
A. 1.4 x 0.267 = 37.38B. 1.4 x 2.67 = 37.38C. 1.4 x 267 = 37.38D. 1.4 x 26.7 = 37.38
Which multiplication sentence checks the division problem 173.712 ÷ n = 72.38?
A. 72.38 x 24 = 173.712B. 72.38 x 0.24 = 173.712C. 72.38 x 2.4 = 173.712D. 72.38 x 0.024 = 173.712
You need 17 gallons of gas to fill up your car. If gas cost $3.29 per gallon, how much will it cost to fill up your gas tank?
A. $26.32B. $55.33C. $55.66D. $55.93
You need 16 gallons of gas to fill up your car. If gas cost $3.14 per gallon, how much will it cost to fill up your gas tank?
A. $21.98B. $50.04C. $50.10D. $50.24
You need 19 gallons of gas to fill up your car. If gas cost $3.68 per gallon, how much will it cost to fill up your gas tank?
A. $96.31B. $69.92C. $60.11D. $39.60
Tom bought 1.8 pounds of ham from the deli. He paid a total of $3.69 for the ham. What was the price per pound of the ham?
A. $1.05B. $2.00C. $2.05D. $2.15
David bought 2.6 pounds of turkey from the deli. He paid a total of $11.05 for the turkey. What was the price per pound of the turkey?
A. $3.15B. $3.25C. $4.15D. $4.25
Diane bought 1.4 pounds of Swiss cheese from the deli. She paid a total of $3.57 for the Swiss cheese . What was the price per pound of the Swiss cheese ?
A. $2.55B. $3.89C. $3.99D. $4.09
Davis bought 2.8 pounds of bologna from the deli. He paid a total of $11.62 for the bologna. What was the price per pound of the bologna?
A. $3.05B. $3.15C. $4.15D. $4.25
Which of the following is the correct answer for 45.85 x 100?
A. 45.85B. 458.5C. 4585D. 45,850
Which of the following is the correct answer for 37.52 x 10?
A. 3752B. 375.2C. 37.52D. 3.752
Which of the following is the correct answer for 635.85 x 100?
A. 63.585B. 635.85C. 6358.5D. 63,585
Which of the following is the correct answer for 75.31 x 100?
A. 7531B. 7.531C. 75.31D. 753.1
Josh and his two friends went to the Atlanta Braves game. The cab ride from the hotel to the stadium costs $1.50 per person. In addition, the cab ride will cost $1.75 per mile. The total distance from the hotel to the stadium is nine miles. How much would each person pay if they split the cost evenly?
Kent and his five friends went to the Daytona Speedway. The cab ride from the hotel to the race track costs $1.35 per person. In addition, the cab ride will cost $2.25 per mile. The total distance from the hotel to the stadium is twelve miles. How much would each person pay if they split the cost evenly?
Rebekah and her three friends went to the Atlanta Zoo. The cab ride from the hotel to the zoo costs $1.15 per person. In addition, the cab ride will cost $1.50 per mile. The total distance from the hotel to the stadium is eight miles. How much would each person pay if they split the cost evenly?
Grace and her three friends went to the Atlanta Zoo. The cab ride from the hotel to the zoo costs $1.45 per person. In addition, the cab ride will cost $1.45 per mile. The total distance from the hotel to the stadium is four miles. How much would each person pay if they split the cost evenly?
Find the quotient.
4.9 ÷ 103=
A. 0.0049B. 0.049C. 0.49D. 4900
Find the quotient.
23.5 ÷ 104=
A. 235B. 0.235C. 0.0235D. 0.00235
Find the quotient.
3.4 ÷ 103=
A. 0.34B. 0.034C. 0.0034D. 0.00034
Find the quotient.
8.1 ÷ 102=
A. 8100B. 810C. 0.81D. 0.081
Will had $12.75. He wants to divide this amount evenly between himself and two of his friends. How much should each person get?
A. $3.25B. $4.15C. $4.25D. $5.25
Samantha had $15.40. She wants to divide this amount evenly between herself and three of her friends. How much should each person get?
A. $2.75B. $3.58C. $3.85D. $4.85
Edward had $12.87 He wants to divide this amount evenly between himself and two of his friends. How much should each person get?
A. $3.19B. $3.29C. $4.19D. $4.29
Melissa had $16.05 She wants to divide this amount evenly between herself and two of her friends. How much should each person get?
A. $3.35B. $5.35C. $5.53D. $6.35
Amy spent $275 for lunch in the first hundred days of school. Write an equation using powers of 10 to show how much she spent each day. Solve the equation.
Francis spent $465 for lunch in the first hundred days of school. Write an equation using powers of 10 to show how much she spent each day. Solve the equation.
Troy spent $273 for lunch in the first hundred days of school. Write an equation using powers of 10 to show how much he spent each day. Solve the equation.
Kevin spent $346 for lunch in the first hundred days of school. Write an equation using powers of 10 to show how much she spent each day. Solve the equation.
Given the following problem, which answer shows correct decimal placement?
3.67 ÷ 0.04 =
A. 917.5 B. 91.75 C. 9.175 D. 0.9175
Given the following problem, which answer shows correct decimal placement?
3.24 ÷ 0.05 =
A. 64.8 B. 6.48 C. 0.648 D. 0.0648
Given the following problem, which answer shows correct decimal placement?
17.6 ÷ 0.02 =
A. 0.88 B. 8.8 C. 88 D. 880
Given the following problem, which answer shows correct decimal placement?
2.534 ÷ 0.7 =
A. 36.2 B. 3.62 C. 0.362 D. 0.0362
The Wright family drove 225.4 miles from their home to Charleston , SC. They used 9.8 gallons of gas. How many miles per gallon of gas did they get on the trip? Show your work.
The Edwards family drove 136.8 miles from their home to Atlanta, GA. They used 7.6 gallons of gas. How many miles per gallon of gas did they get on the trip? Show your work.
The Morris family drove 184.8 miles from their home to Macon, GA. They used 8.4 gallons of gas. How many miles per gallon of gas did they get on the trip? Show your work.
The Farris family drove 278.4 miles from their home to Macon, GA. They used 8.7 gallons of gas. How many miles per gallon of gas did they get on the trip? Show your work.
How many nickels are in $19.00?
A. 3B. 3.8C. 38D. 380
How many dimes are in $13.00?
A. 1300B. 130C. 13D. 1.3
How many nickels are in $15.00?
A. 300B. 30C. 3D. 0.3
How many quarters are in $17.00?
A.6.8B.68C.680D.6800
It took Stan 2.4 hours to run 12.72 miles last Saturday while training for a marathon. What was his average speed?
A. 5.3B. 5.73C. 6.30D. 6.03
It took Sharon 2.9 hours to run 17.11 miles last Saturday while training for a marathon. What was her average speed?
A. 59B. 5.9C. 590D. 0.59
It took Tina 2.5 hours to run 13 miles last Saturday while training for a marathon. What was her average speed?
A. 0.52B. 5.2C. 52D. 520
It took Jimmy 3.2 hours to run 14.4 miles last Saturday while training for a marathon. What was her average speed?
A. 4B. 5C. 4.5D. 45
Find the product.
85.12 x 104 =
A.. 0.8512B. 8512C. 85,120D. 851,200
Find the product.
4.872 x 103 =
A. 0.04872B. 0.4872C. 48.72D. 4872
Find the product.
64.28 x 104 =
A. 64,280,000B. 642,800C. 64,280D. 6,428
Find the product.
23.54 x 104 =
A. 0.2354B. 2.354C. 23,540D. 235,400
Which number goes in the blank? 45.6 ÷ 100= 45.6 45.6 ÷ 101= 4.5645.6 ÷ 102= _______45.6 ÷ 103= 0.0456
A. 45.6B. 4.56C. 0.456D. 0.0456
Which number goes in the blank? 6.54 ÷ 100= 6.54 6.54 ÷ 101= 0.6456.54 ÷ 102= _______6.54 ÷ 103= 0.00654
A. 65.4B. 6.54C. 0.654D. 0.0654
Which number goes in the blank? 85.9 ÷ 100= 85.9 85.9 ÷ 101= 8.5985.9 ÷ 102= _______85.9 ÷ 103= 0.0859
A. 0.859B. 8.59C. 85.9D. 8590
Andy and his friend went to the movies. They bought 2 tickets for $7.50 each, 2 drinks for $2.75 each, and 3 boxes of candy for $1.49 each. How much did their trip to the movies cost?
Larry and his friend went to the movies. They bought 2 tickets for $7.25 each, 2 drinks for $2.85 each, and 3 boxes of candy for $1.65 each. How much did their trip to the movies cost?
Chloe and her friend went to the movies. They bought 2 tickets for $9.25 each, 2 drinks for $2.75 each, and 3 boxes of candy for $1.56 each. How much did their trip to the movies cost?
Trevor and her friend went to the movies. They bought 2 tickets for $8.50 each, 2 drinks for $2.25 each, and 3 boxes of candy for $1.29 each. How much did their trip to the movies cost?
Which number goes in the blank?
2 x 100=22 x 101=202 x 102=200 2 x 103 = _______
A. 2000B. 200C. 20D. 2
Which number goes in the blank?
7 x 100=17 x 101=707x 102=700 7 x 103 = _______
A. 7B. 70C. 700D. 7000
Which number goes in the blank?
4 x 103= 40004 x 102= 4004 x 101= 40 4 x 100 = _______
A. 4000B. 400C. 40D. 4
Which number goes in the blank?
8 x 103= 80008 x 102= 8008 x 101= 80 8 x 100 = _______
A. 8B. 80C. 800D. 8000
Jessica solved a problem on his test and got 31.5 as the correct answer. Which problem did he solve?
A. 126 ÷ 0.4 =B. 1.26 ÷ 4 =C. 12.6 ÷ 0.4 =D. 12.6 ÷ 0.04 =
Find the missing factor.
$1.50 x ______ = $12
A. 7B. 8C. 9D. 10
Find the missing factor.
$2.50 x ______ = $15
A. 4B. 5C. 6D. 7
Find the missing factor.
$1.50 x ______ = $18
A. 8B. 9C. 11D. 12
Find the missing factor.
$2.50 x ______ = $25
A. 9B. 10C. 11D. 12
Draw a model that shows 2.4 x 1.2
Draw a model that shows 3.2 x 2.4
Draw a model that shows 1.6 x 3.1
Draw a model that shows 2.2 x 3.2
Jill was given the following problem: 2.8 x 6.5 = 18.2
She is confused with this answer because her friend 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?
Summer was given the following problem: 4.2 x 2.5 = 10.5
She is confused with this answer because her friend 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?
Summer was given the following problem: 5.6 x 3.5 = 19.6
She is confused with this answer because her friend 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?
Summer was given the following problem: 1.4 x 2.5 = 3.5
She is confused with this answer because her friend 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?
A farmer planted 0.4 of his garden with flowers. Of those flowers, 0.7 were roses. Shade the model to show what part of his garden were roses.
A gardener planted 0.5 of his garden with corn. Of that corn, 0.3 was white corn. Shade the model to show what part of his garden were white corn.
A farmer planted 0.8 of his garden with peppers. Of the peppers, 0.6 were red peppers. Shade the model to show what part of his garden were red peppers.
A farmer planted 0.7 of his garden with peas. Of the peas, 0.3 were black eye peas. Shade the model to show what part of his garden were black eye peas.
