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Chapter 12 - Review
Multiple Choice
Identify the choice that best completes the statement or answers the question.
Write the decimal as a fraction or mixed number in simplest form.
A
B
C
D
1.
0.35
a.
c.
b.
d.
–
A
B
C
D
2.
–0.282
a.
c.
b.
d.
A
B
C
D
3.
–1.74
a.
–
c.
–
b.
d.
–
A
B
C
D
4.
1.232
a.
c.
b.
–
d.
Add or subtract. Write fractions in simplest form.
A
B
C
D
5.
a.
–8.149
c.
5.441
b.
–5.451
d.
5.451
A
B
C
D
6.
a.
c.
b.
–
d.
A
B
C
D
7.
a.
c.
b.
d.
A
B
C
D
8.
–
a.
c.
b.
d.
A
B
C
D
9.
–
a.
c.
b.
d.
A
B
C
D
10.
a.
0.98
c.
1.18
b.
–0.98
d.
1.03
A
B
C
D
11.
–7.8 – 0.5
a.
7.3
c.
–8.3
b.
–7.3
d.
8.3
Multiply or divide. Write fractions in simplest form.
A
B
C
D
12.
a.
–0.5
c.
–2
b.
2
d.
7.5
A
B
C
D
13.
a.
8
c.
1.25
b.
–0.125
d.
80
A
B
C
D
14.
a.
c.
b.
d.
A
B
C
D
15.
a.
c.
b.
d.
A
B
C
D
16.
–
´
a.
c.
–
b.
d.
–
A
B
C
D
17.
–
a.
c.
b.
d.
A
B
C
D
18.
a.
3.125
c.
–2.88
b.
–3.13
d.
2.88
A
B
C
D
19.
a.
–0.148
c.
–0.925
b.
0.148
d.
0.925
Other
1.
Extended Response
The temperature in a northern town drops
°F each hour. At 5:00
P.M.
, the temperature is 11°F.
a. Use a number line to graph the temperature at each hour from 6:00
P.M.
to 11:00
P.M.
b. At which hour does the temperature reach 0°F?
