Mathsheets
Printable math worksheets for teachers and families
Name
Date
Time
:
to
:
Evaluate Expressions with Two Variables
Substitute the values and evaluate each expression.
Example
Evaluate 6
b
2
+ 5 − 3
a
2
when
a
= 1 and
b
= 1.
8
1.
Evaluate 5
b
2
− 4
a
2
+ 8 when
a
= 1 and
b
= 1.
2.
Evaluate 2
b
2
+ 2 − 2
a
2
when
a
= 3 and
b
= 3.
3.
Evaluate 6
b
2
+ 1 − 3
a
when
a
= 5 and
b
= 5.
4.
Evaluate 6
a
2
−
a
−
b
2
when
a
= 3 and
b
= 4.
5.
Evaluate 4
a
2
+ 9 − 6
b
2
when
a
= 6 and
b
= 8.
6.
Evaluate 5
b
2
+ 5 − 2
a
when
a
= 3 and
b
= 6.
7.
Evaluate 4
a
2
+ 3 − 5
b
2
when
a
= 7 and
b
= 6.
8.
Evaluate 3
a
− 9 + 6
b
2
when
a
= 5 and
b
= 5.
9.
Evaluate 6
b
+ 5 + 2
a
when
a
= 2 and
b
= 5.
10.
Evaluate a
2
+ 3
a
− 5
b
2
when
a
= 1 and
b
= 2.
11.
Evaluate
b
+ 9 + 3
a
2
when
a
= 3 and
b
= 5.
12.
Evaluate 4
b
− 2
b
2
+ 5
a
2
when
a
= 7 and
b
= 4.
13.
Evaluate 6
b
+ 5
a
2
− 3 when
a
= 6 and
b
= 4.
14.
Evaluate 6
b
− 3 − 5
a
2
when
a
= 8 and
b
= 7.