Variable expressions Worksheet

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

1 a.   a – 8, when a = 0
   
 
 
 
 
1 b.   z + r + 9, when z = 9 and r = 10
   
 
 
 
 
2 a.   w + z, when w = 2 and z = 4
   
 
 
 
 
2 b.   bw, when b = –3 and w = –1
   
 
 
 
 
3 a.   yn, when y = 6 and n = 9
   
 
 
 
 
3 b.   p + 3 + d, when p = 3 and d = –6
   
 
 
 
 
4 a.  
6 , when a = –4
a
   
 
 
 
 
4 b.   w6, when w = 10
   
 
 
 
 
5 a.   8 – s, when s = 9
   
 
 
 
 
5 b.   a4, when a = –9
   
 
 
 
 
Page 2

Answer Key

1 a.  -8

 
1 b.  28

 
2 a.  6

 
2 b.  -2

 
3 a.  -3

 
3 b.  0

 
4 a.  -1 1/2

 
4 b.  1000000

 
5 a.  -1

 
5 b.  6561

 


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