WorksheetsWriting and Evaluating Expressions
Total questions: 25
Worksheet time: 2hrs 38mins
Name
Class
Date
1.
Evaluate bc + 5a
when a = 3, b = 4,
and c = –6
when a = 3, b = 4,
and c = –6
a)
9
b)
38
c)
-38
d)
-9
2.
a2 – b2
Evaluate if a=4
and b =–2
Evaluate if a=4
and b =–2
a)
4
b)
20
c)
-4
d)
12
3.
Evaluate 7y – 3y
if y=2
if y=2
a)
40
b)
73
c)
8
d)
4
4.
Evaluate when a = 15:
2(a – 5) + 2
2(a – 5) + 2
a)
22
b)
27
c)
14
d)
7
5.
Evaluate 2a + 4b
if a = 10 and b = 6
if a = 10 and b = 6
a)
20
b)
24
c)
44
d)
4
6.
Evaluate n – 9 if n = 8
a)
1
b)
-1
c)
17
d)
72
7.
Evaluate 2r + 1
if r = 3
if r = 3
a)
6
b)
5
c)
7
d)
8
8.
8y + 12 – 2z
for y = 4 and z = 2
for y = 4 and z = 2
a)
40
b)
20
c)
84
d)
34
9.
Evaluate 6ab + 2c
if a = 3, b = 10, and c = 7
if a = 3, b = 10, and c = 7
a)
19
b)
194
c)
180
d)
14
10.
Evaluate expression: –5a – b
for a= -6 and b= 3
for a= -6 and b= 3
a)
33
b)
30
c)
27
d)
24
11.
r3 + 2s2
if r = –3 and s = 4
if r = –3 and s = 4
a)
59
b)
5
c)
37
d)
91
12.
Evaluate when x = 2
and y = 5:
2 + (12 – 5x) • 2y
and y = 5:
2 + (12 – 5x) • 2y
a)
22
b)
40
c)
142
d)
-86
13.
Evaluate when a = 15:
2(a - 5) + 2
2(a - 5) + 2
a)
22
b)
27
c)
14
d)
7
14.
Evaluate the expression when
x = 5 and z = 4
z2 – 2x
x = 5 and z = 4
z2 – 2x
a)
6
b)
2
c)
17
d)
26
15.
Evaluate:
(y + x)(x – y) + x
when x = –3 and y = 7
(y + x)(x – y) + x
when x = –3 and y = 7
a)
-103
b)
13
c)
-43
d)
-37
16.
Write the expression.
Three more cookies than are in the jar.
Three more cookies than are in the jar.
a)
C x 3
b)
C - 3
c)
C + 3
d)
C ÷ 3
17.
Write the expression.
Five dollars less than Tim's pay.
Five dollars less than Tim's pay.
a)
p + 5
b)
p - 5
c)
5p
d)
p ÷ 5
18.
Write the expression.
Ten times the minutes spent exercising.
Ten times the minutes spent exercising.
a)
m ÷ 10
b)
10 ÷ m
c)
10m
d)
m + 10
19.
Write the expression.
Twelve times the number of feet.
Twelve times the number of feet.
a)
f + 12
b)
f - 12
c)
12f
d)
12 ÷ f
20.
eight plus triple the number of shirts
Let s = number of shirts
Let s = number of shirts
a)
8 + 3s
b)
8 + s
c)
3s - 8
21.
2 times the sum of y and 5
a)
2 + y + 5
b)
2y + 5
c)
2(y + 5)
d)
2 - y + 5
22.
Write an algebraic expression for:
the product of 5 and a number
the product of 5 and a number
a)
5 + n
b)
n + 5
c)
5n
d)
5/n
23.
Write an algebraic expression for:
8 more than a number
8 more than a number
a)
8 + n
b)
8n
c)
8 -n
d)
n-8
24.
m plus the product of 6 and n
a)
m + 6n
b)
m - 6 + n
c)
6m + n
d)
m + 6 + n
25.
5 less than the product of 7 and s
a)
7s - 5
b)
5 - 7 + s
c)
7(s - 5)
d)
5 - 7s
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