Variable expressions Worksheet

Find the value of the expressions for the given values of the variable(s).

1 a.  
s , when s = 5
9
   
 
 
 
 
1 b.   a + t, when a = 10 and t = 3
   
 
 
 
 
2 a.   y – 2 + x, when y = –4 and x = –2
   
 
 
 
 
2 b.   b + q + 5, when b = 7 and q = 3
   
 
 
 
 
3 a.   d2, when d = 7
   
 
 
 
 
3 b.  
p , when p = 0
10
   
 
 
 
 
4 a.   x – 6, when x = 6
   
 
 
 
 
4 b.   gr – 7, when g = –4 and r = 4
   
 
 
 
 
5 a.   6 d q, when d = 10 and q = 5
   
 
 
 
 
5 b.   x2, when x = –2
   
 
 
 
 
Page 2

Answer Key

1 a.  5/9

 
1 b.  13

 
2 a.  -8

 
2 b.  15

 
3 a.  49

 
3 b.  0

 
4 a.  0

 
4 b.  -15

 
5 a.  300

 
5 b.  4

 


Copying permission: You are free to copy this worksheet to any number of students for their mathematics work. Do not distribute on websites, books, or any such material without permission. Copyright www.HomeschoolMath.net