Deck 1: Whole Numbers and Decimals

Question 1

Provide an appropriate response.
Explain how you multiply a decimal number by a power of ten.

Answer 1

Move the decimal point to the right the number of places equal to the number of zeros in the power of ten.

Question 2

Provide an appropriate response.
Explain why you would use zeros to fill in for missing digits to the right of the decimal point when adding or subtracting decimals.

Answer 2

It helps reduce errors by making it easier to see which column a digit is in.

Question 3

Solve the problem.
If you save $22.02 by buying an item from a discount catalog when the list price is $119.79, what is the discount price?

A)$96.77
B)$97.77
C)$141.71
D)$141.81

Answer 3

$97.77

Question 4

Provide an appropriate response.
Explain the difference between terminating and repeating decimals.

Question 5

Write the decimal in words.
6.98

A)six and ninety-eight tenths
B)six and ninety-eight millionths
C)six and ninety-eight hundredths
D)six and ninety-eight thousandths

Question 6

Solve the problem.
Corn production increased 4,000 pounds over last year on Steve's farm. Last year the farm produced 20,000 pounds. How much corn did Steve's farm produce this year?

A)16,000 lb
B)32,000 lb
C)24,000 lb
D)17,000 lb

Question 7

Perform the indicated operation.
110.48 ÷ 9.7 (Round to the nearest hundredths when necessary.)

A)11.39
B)11.89
C)1.14
D)1.19

Question 8

Provide an appropriate response.
Explain how you divide a decimal number by a power of ten.

Question 9

Perform the multiplication.

A)60.22
B)60.209
C)60.109
D)60.219

Question 10

Multiply.

A)199,732
B)188,732
C)189,832
D)189,732

Question 11

Provide an appropriate response.
Why don't you have to line up decimal points in a vertical column when multiplying decimals?

Question 12

Multiply.

A)7,080
B)7,060
C)7,070
D)7,170

Question 13

Provide an appropriate response.
What are the ways to round off a number?

Question 14

Rewrite the number as indicated.
A certain exotic sports car costs three hundred twelve thousand, three hundred ninety-two dollars. Rewrite the number using digits.

A)31,232
B)3,203,920
C)312,392,000
D)312,392

Question 15

Provide an appropriate response.
Why must decimal points be lined up in division of decimals?

Question 16

Solve the problem.
Jose Ramirez, a salesperson for a chemical company, travelled 1,733 miles on Monday, 219 miles on Tuesday, and 2,177 miles on Thursday. Find the total number of miles he travelled during these
Three days.

A)3,910 mi
B)4,029 mi
C)4,129 mi
D)3,691 mi

Question 17

Perform the multiplication.

A)0.0004
B)0.00004
C)0.04
D)0.004

Question 18

Perform the addition.
27.25 + 9.06 + 0.948

A)19.138
B)37.258
C)35.362
D)17.242

Question 19

Perform the multiplication.

A)5.973
B)1.0034
C)1
D)5

Question 20

First use front-end rounding to write an estimate of the answer, and then subtract the decimals to obtain an exact answer.

A)Estimate: 71, exact: 74.74
B)Estimate: 81, exact: 84.74
C)Estimate: 81, exact: 81.64
D)Estimate: 71, exact: 74.64

Question 21

Multiply, omitting zeros in the calculation and then replacing them at the right of the product to obtain the final answer.

A)1,381,000
B)1,380,000
C)1,379,501
D)1,379,000

Question 22

Perform the addition.
12 + 12.596

A)0.596
B)24.696
C)24.596
D)-0.596

Question 23

Round the number as requested.
858 to the nearest thousand

A)100,000
B)1000
C)100
D)10,000

Question 24

Solve the problem.
Evelyn measured two rooms of her apartment and found that she needed 31.7 square meters of wallpaper for one room and 59.1 square meters for the other. How much wallpaper did she need?

A)
B)
C)
D)

Question 25

Solve the problem.
A grocer sold 98 bags of potatoes for $1.44 each. What was the total amount of the sale?

A)$141.22
B)$142.22
C)$141.13
D)$141.12

Question 26

Solve the problem.
Richard's team wants to plant 1,112 trees in 8 months. How many trees per month do they need to plant?

A)278 trees
B)147 trees
C)149 trees
D)139 trees

Question 27

Estimate by using front-end rounding.

A)260
B)270
C)300
D)259

Question 28

Round the number to the nearest thousandth, nearest hundredth, and nearest tenth. Remember to round from the original
number.
0.1167

A)0.117, 0.12, 0.1
B)0.1167, 0.116, 0.11
C)0.116, 0.11, 0.1
D)0.117, 0.11, 0.2

Question 29

Solve the problem.
The following chart shows Tech Support Inc. monthly sales by region for each of the first six months of the year.

A)
B)
C)
D)

Question 30

Divide.

A)207
B)206 R1
C)206
D)206 R2

Question 31

Write the unit cost, rounded to the nearest cent.
If 14 notebooks cost $40.51, then one notebook costs $2.8936.

A)$2.79
B)$2.99
C)$40.51
D)$2.89

Question 32

Solve the problem.
It took three assembly-line workers 4.21 seconds, 5.882 seconds, and 4.5 seconds to assemble a product. How many seconds in all did they work?

A)10.092 sec
B)14.592 sec
C)8.71 sec
D)6.172 sec

Question 33

Round the number as requested.
5,636 to the nearest ten

A)5,740
B)5,630
C)5,650
D)5,640

Question 34

Solve the problem.
Brandy's Gift House pays employees for each gift they gift wrap. Assume they are paid as follows: If Lee wraps 14 gifts, what are her gross earnings?

A)$60.00
B)$70.00
C)$64.00
D)$56.00

Question 35

Round the figure to the nearest dollar.
$387.21

A)$387.31
B)$386
C)$387
D)$388

Question 36

Round the figure to the nearest dollar.
$149.99

A)$150
B)$149
C)$149.90
D)$148.99

Question 37

Perform the indicated operation.
(Round to the nearest hundredths when necessary.)

A)0.23
B)2.79
C)0.28
D)2.29

Question 38

Estimate by using front-end rounding.

A)5,106
B)140
C)4,900
D)5,110

Question 39

Round the amount to the nearest cent.
$49.3442

A)$49.33
B)$49.35
C)$49.3
D)$49.34

Question 40

Write the decimal using numbers.
nine and sixteen hundredths

A)9.0016
B)9.16
C)9.016
D)916

Question 41

Solve the problem.
John earns $11.51/hour. If he works 17 hours, how much will he earn?

A)$196.77
B)$195.67
C)$195.77
D)$195.68

Question 42

Solve the problem.
A baby weighed 8 pounds at birth and gained 2 pounds a month. How much did the baby gain in 3 months?

A)6 lb
B)30 lb
C)14 lb
D)13 lb

Question 43

Write the decimal using numbers.
eight hundred eighteen ten-thousandths

A)800.018
B)0.0818
C)800.0018
D)0.818

Question 44

Solve the problem.
The following chart shows HealthTech's monthly sales by region for each of the first six months of the year.

A)
B)
C)
D)

Question 45

Solve the problem.
A manager of a local restaurant had a bank balance of $3,881.90 on October 1. During October, the manager deposited $54,218.97 received from sales, $2,599.85 received as credits from suppliers, and
$94.75 as a county tax refund. He paid out $23,181.97 to suppliers, $4,263.53 for rent and utilities,
And $10,881.46 for salaries. How much did the manager deposit in October? How much did the
Manager pay out?

A)Deposits: $60,795.47
Paid out: $34,445.06
B)Deposits: $56,913.57
Paid out: $34,445.06
C)Deposits: $56,913.57
Paid out: $38,326.96
D)Deposits: $60,795.47
Paid out: $38,326.96

Question 46

Round the number to the nearest thousandth, nearest hundredth, and nearest tenth. Remember to round from the original
number.
1.883

A)1.883, 1.90, 2
B)1.883, 1.88, 1.9
C)1.884, 1.88, 1.8
D)1.88, 1.8, 1

Question 47

Perform the indicated operation.
(Round to the nearest thousandths when necessary.)

A)123.805
B)123.305
C)12.331
D)12.381

Question 48

Perform the subtraction.

A)179,724
B)169,724
C)888,974
D)1,598,024

Question 49

Express the number in words.
938,060

A)nine thousand, thirty-eight hundred six
B)ninety-three million, eight thousand, sixty
C)nine hundred thirty-eight thousand, sixty
D)ninety-three thousand, eight hundred sixty

Question 50

Perform the subtraction.

A)4,543
B)4,493
C)7,543
D)4,533

Question 51

Solve the problem.
A travel agent arranged a payment plan for a client. It required a down payment of $250 and 12 monthly payments of $363. What was the total cost of the plan?

A)$4,356
B)$4,456
C)$4,506
D)$4,606

Question 52

Perform the subtraction.

A)89,626
B)85,622
C)85,542
D)85,626

Question 53

Solve the problem.
If the list price is $29.24 and if $6.78 is saved by buying from a discount catalog, what is the discount price for the item?

A)$22.46
B)$36.02
C)$22.56
D)$35.02

Question 54

Perform the subtraction.

A)1,040
B)252
C)344
D)352

Question 55

Express the number in words.
26,206

A)twenty-six thousand, two hundred sixty
B)twenty-six thousand, two hundred six
C)twenty thousand, two hundred six
D)twenty thousand, six hundred twenty six

Question 56

Perform the addition.

A)695,816
B)519,453
C)695,716
D)249,890

Question 57

Estimate by using front-end rounding.

A)140
B)10
C)20
D)14

Question 58

Solve the problem.
The following chart shows a book publisher's monthly sales by book category for the first quarter of the year. Complete the totals by adding horizontally and vertically.

A)
B)
C)
D)

Question 59

Solve the problem.
During one year 20 new employees started working at Macintosh Manufacturing Company. At the beginning of the year there are 386 employees in the factory and 46 employees in the office. What is
The total number of employees at the end of the year?

A)66 employees
B)452 employees
C)412 employees
D)432 employees

Question 60

Solve the problem.
A manager of a local restaurant had a bank balance of $3,592.38 on October 1. During October, the manager deposited $58,913.01 received from sales, $2,164.44 received as credits from suppliers, and
$65.59 as a county tax refund. He paid out $23,442.64 to suppliers, $4,419.77 for rent and utilities,
And $10,943.27 for salaries. What was the manager's final balance at the end of October?

A)$61,143.04
B)$18,744.98
C)$25,929.74
D)$22,337.36

Question 61

Estimate by using front-end rounding.

A)240
B)200
C)300
D)238

Question 62

Round the number as requested.
43,245 to the nearest ten

A)43,350
B)43,250
C)43,260
D)43,240

Question 63

Multiply.

A)3,467,596
B)3,478,596
C)3,468,596
D)3,468,696

Question 64

Perform the indicated operation.
6.743 ÷ 7.9 (Round to the nearest hundredths when necessary.)

A)1.35
B)0.14
C)0.09
D)0.85

Question 65

Solve the problem.
Jack borrowed $1,110 from his brother. Jack's brother wants 9 monthly payments of $140 to repay the loan. How much extra is Jack's brother charging for the loan?

A)$1,260
B)$150
C)$1,360
D)$10

Question 66

Perform the subtraction.

A)18,811
B)14,721
C)14,811
D)14,801

Question 67

Write the decimal in words.
.53

A)fifty-three tenths
B)fifty-three thousandths
C)fifty-three millionths
D)fifty-three hundredths

Question 68

Multiply.

A)38,614,831
B)38,604,931
C)38,603,831
D)38,604,831

Question 69

Perform the subtraction.

A)568
B)630
C)566
D)468

Question 70

Find the gross pay at the given rate. Round to the nearest cent.
5.1 hours at $8.27 per hour and 11.0 hours at $14.83 per hour

A)$215.31
B)$195.31
C)$215.41
D)$205.31

Question 71

Solve the problem.
Gina is buying a used car that has an advertised price of $3,500. She is buying the car on credit and must make a down payment of $500 and 36 monthly payments of $101. What is the total cost of the
Car?

A)$3,636
B)$3,736
C)$4,136
D)$4,126

Question 72

First use front-end rounding to write an estimate of the answer, and then multiply fully to obtain an exact answer.

A)Estimate: 210, exact: 18,011.279
B)Estimate: 2,100, exact: 1,801.1279
C)Estimate: 210, exact: 180.11279
D)Estimate: 2,110, exact: 1,800.1279

Question 73

Perform the multiplication.

A)52.8
B)312.8
C)313.9
D)312.91

Question 74

Perform the addition.

A)4,931
B)5,887
C)5,987
D)5,977

Question 75

Multiply, omitting zeros in the calculation and then replacing them at the right of the product to obtain the final answer.

A)497,000,000
B)496,999,501
C)496,999,000
D)497,001,000

Question 76

Multiply.

A)10,607,000
B)10,608,000
C)10,609,000
D)10,618,000

Question 77

Divide.

A)816
B)815 R7
C)815 R1
D)815

Question 78

First use front-end rounding to write an estimate of the answer, and then multiply fully to obtain an exact answer.

A)Estimate: 1, exact: 3
B)Estimate: 0.1, exact: 3.9
C)Estimate: 4, exact: 4
D)Estimate: 0.4, exact: 0.4

Question 79

Multiply.

A)2,002,000
B)2,011,000
C)2,000,000
D)2,001,000

Question 80

Estimate by using front-end rounding.

A)2,200
B)2,100
C)2,205
D)2,210