Simplify Expressions with Fractions 3 SHORT ANSWER. Write the

Simplify Expressions with Fractions 3
SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question.
Add or subtract as indicated. Write the answer in simplest form.
9
-4y
+
1)
16
13
1)
2)
7x 4x
+
12
9
2)
3)
-3g 15
+
19
17
3)
4)
1 1
k
+ +
4 8 16
4)
5)
7y 2
49 7
5)
6)
2p
4
+
15 21
6)
7)
6x 5x
5
+
7
3
14
7)
8)
3
8
+
35 5x
8)
9)
x
x
2x
+
+
4 12 24
9)
10) 5 -
y
14
10)
Evaluate the expression for the given replacement values. Write the answer in simplest form.
7
4
for x = , y =
11) x - y
9
7
12) -4x + y
for x = -
7
5
,y=20
8
11)
12)
13) x ÷ y
for x =
15
75
,y=
20
12
13)
14) xy
for x =
6
12
,y=
60
8
14)
1
Answer Key
Testname: EVALUATEEXPRESSIONSWITHFRACTIONS
1)
-64y + 117
208
2)
37x
36
3)
-57g + 255
323
4)
6+k
16
5)
7y - 14
49
6)
14p + 20
105
7)
106x - 15
42
8)
3x + 56
35x
9)
5x
12
10)
70 - y
14
11)
13
63
12)
31
40
13)
3
25
14)
3
20
2