Unit 1 Addition of Whole Numbers TRUE/FALSE 1. Whole numbers are added by placing them in a horizontal column with the numbers aligned
on the right side of the column. ANS: F
PTS: 1
2. Sum is the process of adding two or more numbers together to find an answer called an
product. ANS: F
PTS: 1
OTHER 1. Add the following numbers to obtain the correct sum.
14 + 42 + 51 + 42 + 464 + 1,353 + 499 = ANS: 2,465 PTS: 1 2. Add the following numbers to obtain the correct sum.
23 + 71 + 42 + 77 + 512 + 1,893 + 384 = ANS: 3,002 PTS: 1 3. A medical assistant (MA) just inventoried all supplies for the clinic. After checking all the
examination rooms, she counts the following number of stethoscopes: 1, 2, 1, 2, and 3. What is the total number of stethoscopes? ANS: 9 PTS: 1
1
4. A respiratory therapist (RT) worked the following hours at the hospital:
Monday – 0 Tuesday – 12 Wednesday – 12 Thursday – 12 Friday - 0 Saturday - 12 Sunday - 0 How many hours did he work in those seven days? ANS: 48 PTS: 1 5. A pharmacy technician inventories the number of medication containers. She finds there are
2,414 safety-lock capsule containers, 791 easy-open capsule containers, and 315 ointment containers. What is the total number of medication containers? ANS: 3,520 PTS: 1 6. The nursing assistant must calculate the urinary output of Mr. Berry. Mr. Berry voids the
following amounts of urine: 217 mL, 145 mL, 60 mL, 72 mL, and 39 mL. What is the total urinary output in milliliters (mL) that should be recorded for Mr. Berry? ANS: 533 PTS: 1 7. A medical assistant student purchases a new uniform for his practicum. He buys a uniform for
$58, shoes for $75, and a name pin for $10. What was his total cost? ANS: $143 PTS: 1 8. A dentist asked the dental assistant (DA) to order the following supplies: composite for $151,
amalgam capsules for $214, alginate for $12, lab plaster for $55, stone for $86, and rubber base impression material for $53. What is the total cost of the order? ANS: $571 PTS: 1
2
Unit 2 Subtraction of Whole Numbers TRUE/FALSE 1. The process of finding the difference or remainder between two numbers is called subtraction. ANS: T
PTS: 1
2. The number to be subtracted is placed above the number from which it is to be subtracted with
both numbers aligned on the left side. ANS: F
PTS: 1
OTHER 1. Subtract 341 from 854 ANS: 513 PTS: 1 2. Subtract the following numbers to obtain the difference. 18,743 - 4,429 = ANS: 14,314 PTS: 1 3. Subtract the following numbers to obtain the difference. 345,786 - 247,898 = ANS: 97,888 PTS: 1 4. A medical assisting student is helping collect donations for the American Red Cross in her
community. The goal is $450,900. To date, $390,531 has been raised. How much money must still be collected to reach the goal? ANS: $60,369 PTS: 1
1
5. A geriatric assistant (GA) is calculating a resident’s oral intake to record on an Intake and
Output (I & O) record. The resident drank a partial glass of milk containing 260 milliliters (mL). There were 95 mL left in the glass. How much did the resident drink in milliliters (mL)? ANS: 165 PTS: 1 6. A pediatric assistant is checking one-year-old Josh. His head circumference measures 40
centimeters (cm). At birth, his head circumference measured 34 cm. How much did Josh’s head grow in centimeters (cm) in one year? ANS: 6 PTS: 1 7. A diet consultant in a weight loss clinic has a client who weighed 217 pounds before starting
the clinic’s program. The client’s current weight is 202 pounds. How much weight in pounds has the client lost? ANS: 15 PTS: 1 8. A registered nurse is paid $40,567 per year. After a raise, her yearly salary increases to
$42,840. What was the amount of her raise? ANS: $2,273 PTS: 1
2
Unit 3 Multiplication of Whole Numbers TRUE/FALSE 1. In multiplication, it is best to use the larger of the two numbers as the multiplicand. ANS: T
PTS: 1
2. The product for each multiplier is aligned under the multiplier, moving from left to right. ANS: F
PTS: 1
OTHER 1. Multiply the following numbers to obtain the correct product. 21 x 87 = ANS: 1,827 PTS: 1 2. Multiply the following numbers to obtain the correct product. 354 x 815 = ANS: 288,510 PTS: 1 3. Multiply the following numbers to obtain the correct product. 5,169 x 6,508 = ANS: 33,639,852 PTS: 1 4. A registed nurse (RN) works 12 hours per day. One month she works 15 days. How many
hours did she work that month? ANS: 180 PTS: 1
1
5. A phlebotomist at San Rosa Hospital uses an average of 64 red top blood collection tubes a
day. If there are 8 phlebotomists, how many red top tubes do they use in one week (7 days)? ANS: 3,584 PTS: 1 6. A medical laboratory technician (MLT) notes that it takes 20 milliliters (mL) of broth and 10
mL of agar to fill one agar slant tube. How much broth in millilieters (mL) would he needed to fill 5 tubes? ANS: 100 PTS: 1 7. An employee at The Child Care Center is preparing infant formula. There are 11 infants in the
center and each infant drinks 8 ounces (oz) of formula five times per day. How many ounces of formula must she prepare per day? ANS: 440 PTS: 1 8. An electrocardiographic (ECG) technician works 10 hours per day. One week she works 3
days. How many hours did she work that week? ANS: 30 PTS: 1
2
Unit 4 Division of Whole Numbers TRUE/FALSE 1. A remainder is the number left over when the divisor cannot be divided into the dividend an
even number of times. ANS: T
PTS: 1
2. To begin the process of division, the dividend is placed inside the division bracket, the divisor
is placed to the left of the dividend, and the quotient is placed above the dividend. ANS: T
PTS: 1
OTHER 1. Divide the following numbers to obtain the correct quotient. 72 ÷ 8 = ANS: 9 PTS: 1 2. Divide the following numbers to obtain the correct quotient. 3,834 ÷ 71 = ANS: 54 PTS: 1 3. Divide the following numbers to obtain the correct quotient. 74,408 ÷ 142 = ANS: 524 PTS: 1 4. Every week a dietetic technician (DT) makes $640. She works 4 days per week for 10 hours
each day. How much does she make per hour? ANS: $16 PTS: 1
1
5. A medical assistant (MA) orders 2 new digital thermometers for $1,542. How much did she
pay for each digital thermometer? ANS: $771 PTS: 1 6. A veterinary assistant is working at a shelter that houses 30 animals. The shelter uses 1,800
pounds of food each month. How much on average does each animal consume per day in a 30 day month? ANS: 2 PTS: 1 7. A volunteer for the American Cancer Society sees statistics that show that approximately
493,480 people die each year in the United States from some type of cancer. How many people die of cancer each day? (Hint: Determine the number of days per year. Do not use a leap year.) ANS: 1,352 PTS: 1 8. Mrs. Smith has a heart attack and spends five days in the coronary care unit. Her bill is
$28,560. How much was she charged per day? ANS: $5,712 PTS: 1
2
Unit 5 Combined Operations with Whole Numbers TRUE/FALSE 1. Many math problems involve addition, subtraction, multiplication, or division of whole
numbers. ANS: T
PTS: 1
2. The first step of a combined operation of a math problem is to complete all operations in the
parentheses first. ANS: T
PTS: 1
OTHER 1. Solve the following problem involving combined operations: (2 + 9) x 5 = ANS: 55 PTS: 1 2. Solve the following problem involving combined operations: 13 x (1 + 4) – 7 = ANS: 58 PTS: 1 3. Solve the following problem involving combined operations: 3 3 ÷ 9 + (10 - 2) = ANS: 11 PTS: 1 4. Solve the following problem involving combined operations: (132 x 2) x 2 3 - 9 = ANS: 2,103 PTS: 1
1
5. A certified laboratory technician (CLT) is staining blood film slides with Wright’s stain. The
Wright’s stain bottle contains 240 milliliters (mL). He uses 15 ml of the Wright’s stain for each slide and stains 10 slides. How many milliliters (mL) are left in the bottle after he stains the 10 slides? ANS: 90 PTS: 1 6. A patient care technician (PCT) is calculating his patient’s oral intake. If the patient had 3
large glasses of water containing 100 milliliters (mL) each, 1 bowl of broth at 100 mL each, 3 containers of jello at 125 mL each, and 5 cups of tea at 125 mL each, what amount in milliliters (mL) should be recorded for oral intake on the patient’s Intake and Output (I & O) record? ANS: 1,400 PTS: 1 7. A dental laboratory assistant (DLT) has a 2-pound can of alginate to make impressions. If she
uses 3 ounces (oz) of alginate for each impression she makes, how many ounces (oz) of alginate are left in the can after she makes 10 impressions? (Hint: There are 16 oz in one pound.) ANS: 2 PTS: 1 8. A recreational therapist (RT) earns $10 per hour. She is paid double for any hours over 40
hours per week. If she works 50 hours in one week, what is her total pay? ANS: $600 PTS: 1
2
Unit 6 Addition of Common Fractions TRUE/FALSE 1. When adding common fractions if the denominators are not the same, a lowest common
denominator must be found. ANS: T
PTS: 1
2. With the addition of common fractions, after the lowest common denominator has been found,
each fraction must be converted to a fraction with the lowest common denominator. ANS: T
PTS: 1
OTHER 1. Add the following fractions: 2/3 + 1/4 = ANS: 11/12 PTS: 1 2. Add the following fractions: 3/4 + 1/4 + 1/2 + 3/4 = ANS: 2 1/4 PTS: 1 3. Add the following fractions: 2 1/2 + 3 1/2 + 3 = ANS: 9 PTS: 1 4. A pediatric assistant is calculating the growth of an infant. The baby grew 3/4 inch during the
first month of life, 3/4 inch the second month, and 3/4 inch the third month. How many inches did the infant grow? ANS: 2 1/4 PTS: 1
1
5. A surgical nurse in an outpatient surgical clinic works 1 1/4 hours in preoperative care (before
surgery), 2 1/2 hours in the operating room, and 3 3/4 hours in the recovery room. How many hours does she work each day? ANS: 7 1/2 PTS: 1 6. A licensed practical nurse (LPN) gives a patient 1 1/2 ounce (oz) of cough medicine at 8 PM and 1 1/2 oz of cough medicine at 8 PM. How many ounces of cough medicine does she give the patient that day? ANS: 3 PTS: 1 7. A medical laboratory technician (MLT) uses 1/2 ounce (oz), 3/4 oz, 1/2 oz, and 1/4 oz of
solution to perform 4 urinary sedimentation tests. How much total solution in ounces does she use? ANS: 2 PTS: 1 8. An allergist gives a patient a series of injections to desensitize the patient for allergies. She administers 1/4 milliliter (mL) of the solution the first week, 1/4 mL the second week, 1/2 mL the third week, 3/4 the fourth week, and 3/4 mL the fifth week. How many milliliters did the patient receive in the five-week period? ANS: 2 1/2 PTS: 1
2
Unit 7 Subtraction of Common Fractions TRUE/FALSE 1. When mixed numbers are subtracted, the fractional part of each mixed number must first be
converted to the lowest common denominator. ANS: T
PTS: 1
2. Subtraction of common fractions follows the same principles as addition of common fractions. ANS: T
PTS: 1
OTHER 1. Subtract the following fractions: 5/8 - 3/8 = ANS: 1/4 PTS: 1 2. Subtract the following fractions: 2/3 - 5/8 = ANS: 1/24 PTS: 1 3. Subtract the following fractions: 1 7/8 - 1/4 = ANS: 1 5/8 PTS: 1 4. Subtract the following fractions: 5 3/8 – 1 7/8 = ANS: 3 1/2 PTS: 1
1
5. A dietetic assistant prepares 35 ounces (oz) of formula for the infants in the pediatric nursery.
If the infants drink 1 1/2 oz, 4 3/4 oz, 3 1/4 oz, 2 1/2 oz, and 3 1/4 oz, how many ounces of formula is left? ANS: 19 3/4 PTS: 1 6. A registered nurse (RN) measures one-year-old Joelene and finds that she is 39 1/4 inches (")
tall. At birth, Joelene was 15 1/2" tall. How many inches did Joelene grow in one year? ANS: 23 3/4 PTS: 1 7. A statistician for the Centers for Disease Control and Prevention (CDC) is studying the
effectiveness of the Hepatitis B vaccine. By checking antibody levels in the blood five years after administration of the vaccine, he finds that 1/2 of the people under 30 years of age, 1/4 of the people 30 to 40 years of age, and 3/4 of the people over 40 years of age are not protected. What age group has the best protection after 5 years? ANS:
people 30 to 40 years of age PTS: 1 8. A licensed practical nurse (LPN) gets overtime pay for all hours over 40 hours per week. If
she works 43 1/4 hours, how many hours of overtime does she work? ANS: 3 1/4 PTS: 1
2
Unit 8 Multiplication of Common Fractions TRUE/FALSE 1. In the multiplication of common fractions, if the denominators are not the same, a lowest
common denominator must be found. ANS: F
PTS: 1
2. A fraction greater than a whole number is called an improper fraction. ANS: T
PTS: 1
OTHER 1. Multiply the following fractions: 3/4 x 1/4 = ANS: 3/16 PTS: 1 2. Multiply the following fractions: 2 1/2 x 1 1/8 = ANS: 2 13/16 PTS: 1 3. Multiply the following fractions: 3 1/4 x 4 1/2 = ANS: 14 5/8 PTS: 1 4. Multiply the following fractions: 137 2/3 x 4 1/2 = ANS: 619 1/2 PTS: 1
1
5. Due to budget cuts, a hospital administrator must decrease the staff size by 1/5. If the hospital
employs 700 people, how many people must be dismissed? ANS: 140 PTS: 1 6. A pharmaceutical company technician uses a 250 milliliter (mL) flask of vaccine solution to
fill individual vials. If each vial is 1/10 of the volume of the flask, how many milliliters (mL) of vaccine are in each vial? ANS: 25 PTS: 1 7. A senior in high school is considering going to college to be a licensed practical nurse (LPN).
She learns that approximately 900,000 people are employed as licensed practical nurses. If 3/4 of these people work in nursing homes, how many people work in nursing homes? ANS: 675,000 PTS: 1 8. A home health care assistant prepares 36 ounces (oz) of infant formula. The mixture is 1/3
formula and 2/3 water. How many ounces of formula does she use to make 36 ounces (oz) total? ANS: 12 PTS: 1
2
Unit 9 Division of Common Fractions. TRUE/FALSE 1. With division of common fractions, once the divisor is inverted, follow the rules for
multiplication of fractions. ANS: T
PTS: 1
2. When dividng fractions, whole numbers do not need to be converted to fractions. ANS: F
PTS: 1
OTHER 1. Divide the following fractions: 5/8 ÷ 2/3 = ANS: 15/16 PTS: 1 2. Divide the following fractions: 5 2/5 ÷ 1/5 = ANS: 27 PTS: 1 3. Divide the following fractions: 21 2/3 ÷ 1/5 = ANS: 108 1/3 PTS: 1 4. Divide the following fractions: 3 3/4 ÷ 1/4 = ANS: 15 PTS: 1
1
5. A pharmacist worked 48 hours in a 4-day week. If he worked the same number of hours each
day, how many hours did he work per day? ANS: 12 PTS: 1 6. A student working on a Bachelor of Science (BS) degree in health information techology has
completed 26 1/2 semester hours, or 1/4 of the required hours. How many semester hours does she need for the degree? ANS: 106 PTS: 1 7. A patient is told to take 10 1/2 grains (gr) of aspirin qd (every day). If the aspirin tablets
contain 3 gr each, how many tablets must the patient take qd? ANS: 3 1/2 PTS: 1 8. A cardiac care nurse notes that an intravenous (IV) solution bag is 1/4 empty. If the patient
has absorbed 500 milliliters (ml) of the IV solution, how many milliliters (mL) of solution were in the bag when it was full? ANS: 2,000 PTS: 1
2
Unit 10 Combined Operations with Common Fractions TRUE/FALSE 1. Use only the rules for addition and division of common fractions to solve the combined
operations with common fractions problems. ANS: F
PTS: 1
2. An improper fraction is a fraction greater than a whole number. ANS: T
PTS: 1
OTHER 1. Perform the operations indicated: 7/8 + 3/4 + 1/16 = ANS: 1 11/16 PTS: 1 2. Perform the operations indicated: 7/8 - 3/4 - 1/16 = ANS: 1/16 PTS: 1 3. Perform the operations indicated: 7/8 x 3/4 - 1/16 = ANS: 19/32 PTS: 1 4. A Crtical Care Registered Nurse (CCRN) earns $34 per hour and works 5 1/2 hours each day.
A Registered Nurse (RN) earns $23 per hour and works 7 1/2 hours each day. If they both work 5 days each week, how much more does the CCRN earn for the week? ANS: $72.50 PTS: 1
1
5. A patient is taking 2 1/2 milligrams (mg) of Prednisone bid (two times a day). If each
Prednisone tablet contains 5 mg, how many tablets does the patient take qd (every day)? ANS: 1 PTS: 1 6. A home nurse is starting with a full tank of gas in her car. She travels 315 1/4 miles. It takes
13 3/4 gallons to fill the tank. What is the gas mileage rate to the nearest whole number on the new car? ANS: 23 PTS: 1 7. A surgical nurse in an outpatient surgical clinic works 3 1/4 hours in preoperative care (before
surgery), 3 3/4 hours in the operating room, and 2 1/4 hours in the recovery room. How many hours does she work each day? ANS: 9 1/4 PTS: 1 8. The Centers for Disease Control and Prevention (CDC) has determined that 1/3 of the total
population in the United States does not have health insurance. What fraction of people in the United States do have health insurance? ANS: 2/3 PTS: 1
2
Unit 11 Addition of Decimal Fractions TRUE/FALSE 1. Decimal fractions are rounded off for a specific degree of accuracy. ANS: T
PTS: 1
2. To add decimal fractions, align all of the decimal points in a vertical column with the correct
numbers placed before or after the decimal points in vertical lines. ANS: T
PTS: 1
OTHER 1. Add the following decimal fractions: 0.150 + 0.25 = ANS: 0.4 PTS: 1 2. Add the following decimal fractions: 9.299 + 51.545 + 5.52 + 5.56 = ANS: 71.924 PTS: 1 3. Add the following decimal fractions: 0.0772 + 0.5328 + 0.7721 + 0.3776 = ANS: 1.7597 PTS: 1 4. A registered nurse (RN) evaluates her time card for one day. If she spent 2.25 hours in traige,
3 hours preadmissions, and 3 hours performing patient care. What is the total number of hours she worked that day? ANS: 8.25 PTS: 1
1
5. Three infants weighing 4.78 kilograms (kg), 4.989 kg, and 3.6542 kg were born during one
twelve-hour shift. What was the total weight in kilograms of the three infants? ANS: 13.4232 PTS: 1 6. A radiologic technologist (RT) takes a series of X rays with the following quantities of
radiation exposure: a chest film at 24.2 milliampere-seconds (mAs), a cervical film at 20.7 mAs, and a pelvic film at 23.5 mAs. What is the total mAs of exposure? ANS: 68.4 PTS: 1 7. A nursing student pays $5,431.83 for tuition, $6,000.00 for room and board, $912.54 for
books, $175.00 for uniforms, and $30 for a parking sticker for one semester in college. What is her total cost? ANS: $12,549.37 PTS: 1 8. A patient with pulmonary edema is given an initial dose of 0.03 grams (g) of Furosemide at 6
AM. At 8 AM the patient receives another 0.03 g, at 11 AM 0.04 g, and at 3 PM 0.05 g. What is the total dosage in grams? ANS: 0.15 PTS: 1
2
Unit 12 Subtraction of Decimal Fractions.. TRUE/FALSE 1. The subtraction of decimal fractions uses the same rules as subtraction of whole numbers. ANS: T
PTS: 1
2. When subtracting decimal fractions, decimal fractions are aligned in a vertical column. ANS: T
PTS: 1
OTHER 1. Subtract the following decimal fractions: 5,132.75 – 345.61 = ANS: 4,787.14 PTS: 1 2. Subtract the following decimal fractions:
6,316.74 - 4,568.44 __________________ ANS: 1,748.30 PTS: 1 3. Subtract the following decimal fractions: 199.99 - 19.99 = ANS: 180 PTS: 1 4. A patient received a hosptial bill for $10,438.88. Her insurance company paid $9,938.88. How
much money does the patient owe the hospital? ANS: $500.00 PTS: 1
1
5. A medical laboratory technician (MLT) uses a refractometer to calculate the specific gravity of
urine at 1.053. After the patient drinks a large quantity of fluids, the specific gravity is 1.017. What is the drop in specific gravity? ANS: 0.036 PTS: 1 6. If a cup of whole milk has 6.9 grams (g) of fat and a cup of skim milk has 0.7 g, how much
less fat in grams does skim milk contain? ANS: 6.2 PTS: 1 7. A patient with diabetes is using a diet to lose weight. He records his weight loss each week for
one month. The amounts lost are 3.1 pounds (lb), 2.105 lb, 4.370 lb, and 5.425 lb. If he weighed 310.50 lb at the start of the diet, what is his current weight in pounds? ANS: 295.50 PTS: 1 8. A genetic counselor at a prenatal (before birth) clinic has an annual budget of $198,467.32
allocated for amniocentesis tests (a test that checks for genetic defects in the fluid surrounding the unborn infant). At the end of June, $145,682.90 has been spent. How much money remains in the budget for tests? ANS: $52,784.42 PTS: 1
2
Unit 13 Multiplication of Decimal Fractions TRUE/FALSE 1. When multiplying decimal fractions, zeros are added on the right of the product before
positioning the decimal point, if extra places are needed in the answer. ANS: F
PTS: 1
2. The same rules for multiplication of whole numbers are the same rules for multiplication of
decimal fractions. ANS: T
PTS: 1
OTHER 1. Multiply the following decimal fractions: 0.173 x 0.132 = ANS: 0.022836 PTS: 1 2. Multiply the following decimal fractions: 4.25 x 1.50 = ANS: 6.375 PTS: 1 3. Multiply the following decimal fractions: 2,000 x 0.356 = ANS: 712 PTS: 1 4. A respiratory therapist (RT) buys three sets of scrubs at $41.99 each. What was the total cost
of the scrubs? ANS: $125.97 PTS: 1
1
5. One breaded onion ring contains 1.2 grams (g) of fat. How many grams of fat would eight
oinon rings contain? ANS: 9.6 PTS: 1 6. A patient takes 0.450 milligrams (mg) of Premarin® bid (twice a day) for three days. How
much Premarin® does this patient take in grams for the three days? ANS: 2.7 PTS: 1 7. A ten-month-old infant weighs 10.75 kilograms (kg). If one kg equals 2.2 pounds (lb), how
many lb does the infant weigh? ANS: 23.65 PTS: 1 8. A person walking at a rapid pace burns 2.5 calories (cal) per pound (lb) qh (every hour). If a
person weighs 175 lb and walks 1.50 hours, how many cal are burned? ANS: 656.25 PTS: 1
2