Deck 3: Decimals

Question 1

Name the place value of the digit 7 in this number: 59.949487

A) Ten-thousandths
B) Hundred-thousandths
C) Millionths
D) Thousandths
E) Hundredths

Answer 1

Millionths

Question 2

Write $\frac { 82 } { 100 }$ as a decimal.

A) 0.082
B) 0.82
C) 8.2
D) 82
E) 0.0082

Answer 2

0.82

Question 3

Round 19.5124512 to the nearest hundred thousandth.

A) 19.51246
B) 19.512450
C) 19.51244
D) 19.51245
E) 19.5125

Answer 3

19.51245

Question 4

Name the place value of the digit 2 in this number: 83.843286

A) Ten-thousandths
B) Hundred-thousandths
C) Millionths
D) Thousandths
E) Hundredths

Question 5

Write $\frac { 9 } { 10 }$ as a decimal.

A) 9
B) 0.9
C) 0.09
D) 90
E) 900

Question 6

Name the place value of the digit 5 in this number: 60.588646

A) Ten-thousandths
B) Hundredths
C) Thousandths
D) Tenths
E) Ones

Question 7

Write 0.9 as a fraction.

A) $\frac { 9 } { 10 }$
B) $\frac { 9 } { 100 }$
C) $\frac { 9 } { 1000 }$
D) $\frac { 9 } { 10,000 }$
E) 9

Question 8

Name the place value of the digit 5 in this number: 17.425079

A) Tenths
B) Hundredths
C) Thousandths
D) Ten-thousandths
E) Ones

Question 9

Name the place value of the digit 1 in this number: 55.818809

A) Tenths
B) Hundredths
C) Thousandths
D) Ten-thousandths
E) Ones

Question 10

Round 65.80004 to the nearest thousandth.

A) 65.800
B) 65.801
C) 65.799
D) 0.800
E) 0.801

Question 11

Name the place value of the digit 3 in this number: 95.989832

A) Ten-thousandths
B) Hundred-thousandths
C) Millionths
D) Thousandths
E) Hundredths

Question 12

Round 15.2020 to the nearest tenth.

A) 15.3
B) 15.2
C) 15.1
D) 0.2
E) 0.4

Question 13

Leonard can run the 50-meter sprint in 7.3935 seconds. To the nearest tenth of a second, what is Leonard's 50-meter sprint time?

A) 7 seconds
B) 7.39 seconds
C) 7.4 seconds
D) 6 seconds
E) 7.38 seconds

Question 14

Write 0.29 as a fraction.

A) $\frac { 29 } { 10 }$
B) $\frac { 29 } { 100 }$
C) $\frac { 29 } { 1000 }$
D) $29$
E) $\frac { 29 } { 10,000 }$

Question 15

Round 78.4150 to the nearest whole number.

A) 82
B) 79
C) 78
D) 73
E) 81

Question 16

Write 0.047 in words.

A) forty-seven hundredths
B) forty hundredths
C) forty-seven thousandths
D) forty thousandths
E) forty-four thousandths

Question 17

Write 0.41 in words.

A) forty-four thousandths
B) forty-four hundredths
C) forty-one thousandths
D) forty-one hundredths
E) forty thousandths

Question 18

Nancy carefully measures the weight of a stone and finds its weight to be 2.9150696 ounces. What is the weight of the stone to the nearest hundredth of an ounce?

A) 2.9 ounces
B) 2.91 ounces
C) 2.92 ounces
D) 2.93 ounces
E) 2.8 ounces

Question 19

Round 96.2854 to the nearest hundredth.

A) 96.30
B) 96.28
C) 0.29
D) 96.29
E) 0.30

Question 20

Write 0.343 as a fraction.

A) $\frac { 343 } { 10 }$
B) $\frac { 343 } { 100 }$
C) $\frac { 343 } { 1000 }$
D) $\frac { 343 } { 10,000 }$
E) $343$

Question 21

You have $1898.07 in your checking account. You make deposits of $294.59, $36.17, $1258.27, and $31.23. Find the amount in your checking account after you have made the deposits assuming you have not withdrawn any money.

A) $3518.33
B) $3528.35
C) $3619.45
D) $3519.45
E) $3628.33

Question 22

Add: 44.619 + 8.2783 + 626.74

A) 679.6373
B) 669.6373
C) 679.5273
D) 689.7374
E) 779.6474

Question 23

Add: 94.66 + 7.06107 + 84.6

A) 185.22107
B) 174.32107
C) 186.22087
D) 196.33207
E) 186.32107

Question 24

Add: 6.47 + 3.032 + 39.8

A) 50.412
B) 41.292
C) 48.1
D) 49.302
E) 52.316

Question 25

Add: 9.821 + 4.28 + 52.9163

A) 66.9163
B) 57.0173
C) 67.0173
D) 77.2174
E) 68.0274

Question 26

A smoking cessation hypnotist holds three online seminars in a weekend. The online seminar were viewed by 1.5 million, 0.2 million, and 1.1 million people. Calculate the total number of viewers.

A) 1.3 million viewers
B) 2.8 million viewers
C) 1.7 million viewers
D) 2.6 million viewers

Question 27

Add: $12.8$ $6.224$ $\begin{array}{llcc} \text { \(+ 361.55\) } & \\\hline\end{array}$

A) 380.364
B) 370.474
C) 379.464
D) 380.574
E) 380.594

Question 28

Add: $9.213$
$\begin{array}{llcc} \text {\(+ 7.3\) } & \\\hline \end{array}$

A) 15.413
B) 16.513
C) 16.403
D) 16.714
E) 16.614

Question 29

In the morning, a patient's temperature was 95.5°F. By midafter-noon, the patient's temperature had risen 0.9°, and by 5 P.M. the patient's temperature had risen another 1.1°. What was the patient's temperature at 5 P.M.?

A) 96.6°
B) 98.5°
C) 97.5°
D) 96.4°
E) 99°

Question 30

Add: 5.66 + 74.2 + 4.299

A) 86.17
B) 84.159
C) 84.27
D) 84.16
E) 84.269

Question 31

There are four sections to the large intestine or colon. The approximate lengths of four sections are: the ascending colon, approximately 28.24 centimeters; the transverse colon, approximately 44.51 centimeters; the descending colon, approximately 31.32 centimeters; and the sigmoid colon, approximately 53.52 centimeters. Calculate the approximate total length of the large intestine.

A) 167.59 centimeters
B) 148.58 centimeters
C) 177.59 centimeters
D) 182.89 centimeters
E) 157.59 centimeters

Question 32

To enter 0.07210 into a calculator, what are the minimum keystrokes needed?

A) 0.07210
B) .07210
C) .0721
D) 721
E) 0.721

Question 33

The perimeter of a triangle is the sum of the lengths of the three sides of the triangle. Find the perimeter of a triangle that has sides that measure 3.7 meters, 5.3 meters, and 6.7 meters.

A) 15.9 meters
B) 16.8 meters
C) 15.6 meters
D) 16.7 meters
E) 15.7 meters

Question 34

Add: 9.003 + 86.44 + 1.342

A) 96.785
B) 86.584
C) 95.684
D) 96.897
E) 96.895

Question 35

For the following, (i) use a calculator to add; and (ii) round the numbers to the nearest whole number and add to obtain an estimate of the true sum. $454.3$ $59.48$ $\begin{array} { r } +95.962 \\\hline\end{array}$

A) (i) 608.632; (ii) 630
B) (i) 599.642; (ii) 599
C) (i) 609.742; (ii) 609
D) (i) 599.642; (ii) 609
E) (i) 609.742; (ii) 599

Question 36

Subtract: $599.68 - 8.0779$

A) 591.8021
B) 591.6021
C) 591.6031
D) 591.6132
E) 591.6131

Question 37

Subtract: $75.863 - 66.65$

A) 10.324
B) 9.103
C) 8.203
D) 9.213
E) 9.224

Question 38

A shaft is built from three cylindrical parts joined end-to-end. Find the length of the shaft if the individual parts are 1.51 inches, 1.81 inches, and 2.05 inches long, respectively.

A) 6.47 in.
B) 4.36 in.
C) 5.26 in.
D) 6.48 in.
E) 5.37 in.

Question 39

Add: 9.233 + 88 + 42.1793

A) 139.5233
B) 128.4123
C) 139.4123
D) 140.5224
E) 149.4224

Question 40

Add: 0.939 + 8.51 + 88.869

A) 98.319
B) 98.317
C) 98.316
D) 98.318
E) 98.419

Question 41

Subtract: $749.18$
$\begin{array}{llcc} \text {\(- \quad 71.505\) } & \text { } \\\hline\end{array}$

A) 677.675
B) 677.686
C) 667.574
D) 777.685
E) 687.885

Question 42

Subtract: $9.132$
$\begin{array}{llcc} \text { \(- \quad 4.709\) } & \text { } \\\hline\end{array}$

A) 4.525
B) 4.424
C) 4.313
D) 4.423
E) 4.633

Question 43

Multiply: $1.6$ $\begin{array}{llcc} \text {\(\times 0.1\)} & \\\hline\end{array}$

A) 0.15
B) 0.32
C) 0.26
D) 0.16
E) 0

Question 44

For the following, i) use a calculator to subtract; and (ii) round the numbers to the nearest whole number and subtract to obtain an estimate of the true difference. $9.1379$ $\begin{array}{llcc} \text {\(- 1.21159\)} & \text { } \\\hline\end{array}$

A) (i) 7.92631; (ii) 8
B) (i) 8.92641; (ii) 9
C) (i) 8.12832; (ii) 10
D) (i) 8.92641; (ii) 8
E) (i) 7.92631; (ii) 9

Question 45

A child had a fever of 103°. After being given acetaminophen, the child's fever came down 1.6° the first hour and another 0.4° the second hour. What was the child's temperature two hours after taking acetaminophen?

A) 99.4°
B) 100.6°
C) 101°
D) 102.6°
E) 101.4°

Question 46

Multiply: $1.4$ $\begin{array}{llcc} \text {\(\times\quad5\)} & \\\hline\end{array}$

A) 7
B) 2
C) 5.6
D) 6.5
E) 5.2

Question 47

Multiply: $0.2$ $\begin{array}{llcc} \text {\(\times 0.1\)} & \\\hline\end{array}$

A) 0.06
B) 0.03
C) 0.02
D) 0.01
E) 0

Question 48

The graph at the below shows the estimated number of deaths per 1000 live births in 2010 of infants younger than 1 year old. Find the difference between the number of infant deaths in Canada per 1000 live births and the number in United States.

A) 1.25 infant deaths per 1000 live births
B) 1.79 infant deaths per 1000 live births
C) 1.16 infant deaths per 1000 live births
D) 1.17 infant deaths per 1000 live births
E) 1.15 infant deaths per 1000 live births

Question 49

Subtract: $33.767 - 6.9932$

A) 36.7738
B) 26.6638
C) 36.7838
D) 27.8738
E) 26.7738

Question 50

A home-health nurse purchased medical supplies for her patient at a cost of $82.4. How much change is returned if the bill is paid with a $300 bill?

A) $217.60
B) $367.60
C) $310.00
D) $94.70
E) $323.60

Question 51

Subtract: $388.92 - 94.378$

A) 294.542
B) 294.652
C) 293.542
D) 395.652
E) 394.642

Question 52

The manager of MedSupply takes a reading of the cash register tape each hour. At 1:00 P.M. the tape read $990.5. At 2:00 P.M. the tape read $1423.5. Find the amount of sales between 1:00 P.M. and 2:00 P.M.

A) $740.50
B) $990.50
C) $423.50
D) $433.00
E) $722.50

Question 53

The manager of the Edgewater Cafe takes a reading of the cash register tape each hour. At 2:00 P.M. the tape read $913.93. At 3:00 P.M. the tape read $1354.42. Find the amount of sales between 2:00 P.M. and 3:00 P.M.

A) $441.50
B) $440.49
C) $560.49
D) $450.59
E) $450.50

Question 54

Subtract: $0.66$ $\begin{array}{llcc} \text { \(- \quad 0.5533\) } & \text { } \\\hline \end{array}$

A) 0.1068
B) 0.1067
C) 0.0966
D) 0.2068
E) 0.3167

Question 55

Two mechanical shafts are joined together, end-to-end. Their combined length is 12.22 inches. If one of the shafts is 7.49 inches long, how long is the other shaft?

A) 5.73 in.
B) 5.83 in.
C) 3.63 in.
D) 4.83 in.
E) 4.73 in.

Question 56

You had a balance of $696.81 in your checking account. You then wrote checks for $54.61, $49.59, and $482.91.
a. Find the total amount of the checks written.
b. Find the new balance in your checking account.

A) $587.11; $108.60
B) $588.21; $108.60
C) $587.11; $109.70
D) $588.21; $109.70
E) $587.21; $109.60

Question 57

Nutritionists recommend that women eat about 29 grams of fiber per day. If Sheila eats one medium pear with 5.4 grams of fiber, one oat bran muffin with 5.2 grams of fiber, and one cup of baked beans with 10.4 grams of fiber, how many additional grams of fiber should she consume today in order to meet the nutritionists' recommendation?

A) 7.2 grams of fiber
B) 9.4 grams of fiber
C) 8 grams of fiber
D) 29 grams of fiber
E) 21 grams of fiber

Question 58

Subtract: $44.7 - 5.1934$

A) 49.6066
B) 39.4065
C) 40.5176
D) 39.5066
E) 39.5176

Question 59

Grace Herrera owned 415.137 shares of a mutual fund on January 1. On December 31 of the same year, she had 510.097 shares. What was the increase in the number of shares Grace owned during that year?

A) 73.97
B) 194.96
C) 83.96
D) 94.96
E) 83.97

Question 60

Subtract: $969 - 7.485$

A) 960.505
B) 960.515
C) 961.515
D) 961.514
E) 961.414

Question 61

Find the product of 0.5701 and 3.73.

A) 2.130473
B) 2.526873
C) 2.086473
D) 2.126873
E) 2.126473

Question 62

Multiply: $9.29$ $\begin{array}{llcc} \text {\(\times\quad6\)} & \\\hline\end{array}$

A) 55.74
B) 45.64
C) 55.8
D) 56.84
E) 56.34

Question 63

Multiply: $1.25$ $\begin{array}{llcc} \text {\(\times\quad0.229\)} & \\\hline\end{array}$

A) 0.26625
B) 0.28614
C) 0.28595
D) 0.27615
E) 0.28625

Question 64

Multiply: $5.3$ $\begin{array}{llcc} \text {\(\times\quad4.9\)} & \\\hline\end{array}$

A) 25.57
B) 25.97
C) 25.88
D) 21.97
E) 25.07

Question 65

A hospital waste management company charges $0.23 per pound to dispose of regulated medical waste. Find the total charge to dispose of 1761 pounds of regulated medical waste.

A) $408.03
B) $402.03
C) $7656.52
D) $405.03
E) $407.03

Question 66

Multiply: $46.9$ $\begin{array}{llcc} \text {\(\times\quad0.8606\)} & \\\hline\end{array}$

A) 40.47324
B) 40.25203
C) 40.35745
D) 40.36214
E) 40.31524

Question 67

Multiply: $4.17$ $\begin{array}{llcc} \text {\(\times\quad3.6\)} & \\\hline\end{array}$

A) 18.095
B) 15.012
C) 18.612
D) 14.595
E) 15.048

Question 68

Multiply: $0.77$ $\begin{array}{llcc} \text {\(\times\quad1\)} & \\\hline\end{array}$

A) 0.78
B) 0.77
C) 0.87
D) 0.66
E) 0.67

Question 69

Multiply: 8.13  100

A) 0.813
B) 81.3
C) 8.13
D) 8130
E) 813

Question 70

Multiply: 0.18  0.5

A) 0.145
B) 0.14
C) 0.09
D) 0.191
E) 0.095

Question 71

Multiply: $0.72$ $\begin{array}{llcc} \text {\(\times\quad9.6\)} & \\\hline\end{array}$

A) 6.906
B) 7.002
C) 6.912
D) 6.984
E) 6.972

Question 72

Multiply: 3.8  9.5

A) 36.08
B) 35
C) 35.1
D) 36.1
E) 36.3

Question 73

Find the product of 5, 0.74, and 3.7.

A) 16.428
B) 14.3032
C) 14.06
D) 13.69
E) 13.875

Question 74

Multiply: 3.0424  1000

A) 30.424
B) 304.24
C) 3042.4
D) 3.0424
E) 0.30424

Question 75

Mariel is diabetic and uses U-100 syringes to administer insulin daily. Each unit of insulin on the syringe is equal to 0.03 milliliter of insulin. If she averages 48 units of insulin per day, how many milliliters of insulin does she use in a week?

A) 10.08 milliliters
B) 1.44 milliliters
C) 0.21 milliliters
D) 336 milliliters.
E) 8.44 milliliters

Question 76

For the following, (i) use a calculator to multiply; and (ii) round the first number to the nearest 10 and the second number to the nearest whole number, then multiply to obtain an estimate of the true product. Multiply: $62.7$ $\begin{array} { r } \times \quad 8.2 \\\hline\end{array}$

A) (i) 514.14; (ii) 480
B) (i) 515.24; (ii) 481
C) (i) 524.14; (ii) 490
D) (i) 515.24; (ii) 480
E) (i) 514.14; (ii) 481

Question 77

Multiply: $3.07$ $\begin{array}{llcc} \text {\(\times\quad0.867\)} & \\\hline\end{array}$

A) 2.67279
B) 2.69169
C) 2.66469
D) 2.67179
E) 2.66169

Question 78

Multiply: 5.77 104

A) 57.7
B) 5770
C) 577
D) 57,700
E) 577,000

Question 79

Multiply: 8.17  0.6

A) 4.902
B) 4.102
C) 4.896
D) 5.012
E) 4.912

Question 80

Multiply: 0.01  10

A) 0.01
B) 0.1
C) 0.001
D) 1
E) 10