Chapters 1, 2 & 3
Reduce 42/8 to lowest terms.
5 1/4
Note the changes in weight using a + or - Day 1: 142.5 lb Day 2: 144 lb Day 3: 144.75 lb Day 4: 140.5 lb
Day 2: +1.5 lb Day 3: -1 lb Day 4: -2 lb
4/5 = x/15
x = 12
3 : x = 12 : 16
x = 4
3/8 x 11 =
4 1/8
Reduce to lowest form 1 3/5 + 3 3/9 =
4 14/15
Reduce 12/45 to lowest terms.
4/15
1/7 / 3/4 =
4/21
1 2/3 x 2/5 =
2/3
Find the first three equivalent fractions to 2/5.
2/5 = 4/10 = 6/15 = 8/20
2/10 +1/100 + 4/50 =
29/100
3/5 + 1 2/5 =
2
Convert 8 5/8 to an improper fraction.
69/8
Place >, <, or = between the following pair to make a true statement. 4/9 and 2/5
4/9 > 2/5
Change the proportion to a fraction proportion. 45 : 9 = 15 : 3
45/9 = 15/3
4 - 2 2/3 =
1 1/3
Convert 15/12 to a mixed number.
1 1/4
3 1/4 - 1 7/8 =
1 3/8
A healthcare professional is asked to arrange a set of instruments in order from smallest to largest on the basis of each instrument's diameter. The diameters are marked 0.875, 0.25, 0.625, 1.0, 0.75, 0.125, and 0.375. 1) How should the healthcare professional arrange the instruments? 2) Which increment is missing in the sequence?
1) 0.125, 0.25, 0.375, 0.625, 0.75, 0.875, 1.0 2) 0.5
4/5 - 3/4 =
1/20
Reduce 14/42 to lowest terms.
1/3
Simplify 9/27 in lowest terms.
1/3
7/9 x 3/14 =
1/6
A patient is to receive 1/2 tablet four times daily. The available tablets are 5 mg. How many mg of medication will the patient receive per day?
10 mg
A bottle contains 30 ounces of medication. If each dose equals 0.3 oz, how many doses are in the bottle?
100
Find the LCD of 2/3 and 2/4.
12
Place >, <, or = between the following pair to make a true statement. 14/25 and 3/5
14/25 < 3/5
2 5/8 / 1/6 =
15 3/4
12/13 / 3/52 =
16
Convert 3 1/5 to an improper fraction.
16/5
Convert 5 2/3 to an improper fraction.
17/3
9/4 + 2/3 =
2 11/12
A pharmacy technician is unpacking a shipment of medications. The shipment includes a case of the common antibiotic Keflex. Each case contains 12 bottles of Keflex capsules, and each bottle contains 50 capsules. The total number of Keflex capsules in this shipment is
600 capsules
A bottle contains 48 mL of liquid medication. If the average dose is 3/4 mL, how many doses does the bottle contain?
64
Find the first three equivalent fractions to 7.
7/1 = 14/2 = 21/3 = 28/4
2 2/3 / 1/3 =
8
2 2/5 x 10/3 =
8
11/9 - 1/3 =
8/9
2/3 / 3/4 =
8/9
___ should be used as a placeholder to the left of the decimal point when there is no whole number.
A zero
Find the least common denominator (LCD) and then rewrite the fractions using the LCD. 2/3 and 4/5
LCD: 15 2/3 = 10/15 4/5 = 12/15
Find the least common denominator (LCD) and then rewrite the fractions using the LCD. 5/6 and 4/9
LCD: 18 5/6 = 15/18 4/9 = 8/18
Find the least common denominator (LCD) and then rewrite the fractions using the LCD. 3/8, 3/4, and 1/6
LCD: 24 3/8 = 9/24 3/4 = 18/24 1/6 = 4/24
To determine the position of the decimal point when multiplying decimals, you should
count the total number of places to the right of the decimal point in both numbers.
Designated by the symbol %, percent means
divided by 100.
A proportion is a mathematical statement that two ___ are equal.
ratios
