Variable expressions Worksheet

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

1 a.   8 + p, when p = 1
   
 
 
 
 
1 b.  
n – 8  , when n = 7
10
   
 
 
 
 
2 a.  
d – 2  , when d = 5
8
   
 
 
 
 
2 b.  
d – 5  , when d = 9
6
   
 
 
 
 
3 a.  
r – 3  , when r = 1
8
   
 
 
 
 
3 b.   d + 5, when d = 1
   
 
 
 
 
4 a.   pa – 2, when p = 1 and a = 3
   
 
 
 
 
4 b.   z5, when z = 9
   
 
 
 
 
5 a.  
c – 6  , when c = 2
9
   
 
 
 
 
5 b.   p – 3 + b, when p = 3 and b = 9
   
 
 
 
 
Page 2

Answer Key

1 a.  9

 
1 b.  -1/10

 
2 a.  3/8

 
2 b.  2/3

 
3 a.  -1/4

 
3 b.  6

 
4 a.  -4

 
4 b.  59049

 
5 a.  -4/9

 
5 b.  9

 


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