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A. Section 2.1
Classify the fractions as proper or improper.
5
9
1
2
7
7
7
1
12
12
1
5
21
20
B. Section 2.2
Perform the indicated operation. Write the sum as a fraction, whole number, or mixed
number in lowest
terms.
1
9
+
2
9
+
5
9
Add.
5
6
+
7
15
7
8
+ 2
3
2
4
+ 6
1
6
C. Section 2.3
Caleb has five donut stores. What fractional part of an order of flour will the five stores
receive equally if
7
8
of an order of the original order is shipped?
MAT105 – Quantitative Methods
Unit 2 DB Assignment
D. Section 2.1
Write the fraction as a whole or mixed number.
12
7
21
20
18
1
8
17
7
16
8
387
16
E. Section 2.2
Find the difference. Write the difference in
lowest terms.
3
4
−
5
7
9
2
3
− 6
1
2
15
8
1
5
− 7
5
12
F. Section 2.3
What fraction of an order of seafood will each of Dwight’s four restaurants receive
equally if
4
5
of the original order is shipped?
G. Section 2.1
Write the whole or mixed number as an improper fraction.
6
1
4
27
2
5
2
1
3
Reduce to lowest terms.
18
36
24
36
13
39
H. Section 2.2
Find the least common denominator for the fractions.
1
6
,
7
9
,
5
12
5
12
,
3
4
,
7
15
I. Section 2.3
Four office desks that are 4
1
8
feet long are to be placed together on a wall that is 16
5
8
feet
long. Will they fit on the wall?
J. Section 2.1
Reduce to lowest terms.
12
15
12
20
20
24
K. Section 2.2
Add.
7
8
+ 2
3
24
+ 6
1
6
3
5
9
+ 5
1
12
+ 2
2
3
Find the difference. Write the difference in lowest terms.
7
8
−
3
8
L. Section 2.3
Each of the four walls of a room measures 18
5
8
feet. How much chair rail must be
purchased to install the chair rail on all four walls? Disregard any openings.
M. Section 2.1
Write the whole or mixed number as an improper fraction.
3
4
5
1
5
8
6
2
3
Change the fraction to an equivalent fraction with the given denominator.
5
9
,
27
1
3
,
15
3
5
,
15
N. Section 2.2
Find the difference. Write the difference in lowest terms.
8
1
3
− 5
O. Section 2.3
Ariana Pope is making 28 trophies and each requires a brass plate that is 3
1
4
inches long
and 1 inch wide. What size sheet of brass is required to make the plates if the plates are
aligned with two plates per horizontal line?
P. Section 2.1
Write the fraction as a whole or mixed number.
The Czech Republic has approximately 1,300 cellular phones per 1,000 people. Express
the
number of phones per person as a whole or mixed number.
Q. Section 2.2
Find the difference. Write the difference in lowest terms.
12
1
5
− 7
4
5
R. Section 2.3
Pierre Hugo is handling the estate of a prominent businesswoman. The will states that
the surviving spouse is to receive
1
4
of the estate and the remaining
3
4
of the estate will be
divided equally among five surviving children. What fraction of the estate does each
child receive?
S. Section 2.1
Write the fraction as a whole or mixed number.
Hong Kong reported approximately 1,500 cellular phones per 1,000 people. Express the
number of phones per person as a whole or mixed number.
T. Section 2.2
Loretta McBride is determining the amount of fabric required for window treatments. A
single window requires 11
3
4
yards and a double window requires 18
5
8
yards of fabric. If
she has two single windows and one double window, how much fabric is required?
U. Section 2.2
Add.
4
5
6
+ 7
1
2
23
5
12
+ 48
7
16
V. Section 2.1
Reduce to lowest terms.
GameStop® reported profits of approximately $400 million with approximately $9,000
million in revenues. Compare the profit to revenue by writing as a fraction in lowest
terms.
W. Section 2.2
Tenisha Gist cuts brass plates for an engraving job. From a sheet of brass, three pieces 4
4
5
inches wide and two pieces 7
3
8
inches wide are cut. What is the smallest sheet of brass
required to cut all five plates?
X. Section 2.2
Add.
5
8
+
7
12
Y. Section 2.1
Reduce to lowest terms.
McDonald’s® reported profits of approximately $4,000 million and revenues of
approximately $24,000 million. Compare the profit to revenue by writing as a fraction in
lowest terms.
Z. Section 2.2
Rob Farinelli purchased two boards that are each 12 feet long and will cut them to make
10
3
4
-foot boards for the gazebo he is building. How much must be removed from each
board?
