Variable expressions Worksheet

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

1 a.  
k , when k = 3
3
   
 
 
 
 
1 b.   4 + s, when s = 4
   
 
 
 
 
2 a.   z – 9, when z = 6
   
 
 
 
 
2 b.   b + 3 + g, when b = 1 and g = –4
   
 
 
 
 
3 a.   u2, when u = –8
   
 
 
 
 
3 b.   k3, when k = 4
   
 
 
 
 
4 a.   xc, when x = –4 and c = –10
   
 
 
 
 
4 b.  
5 , when v = 0
v
   
 
 
 
 
5 a.   bt, when b = –2 and t = –9
   
 
 
 
 
5 b.   u4, when u = 6
   
 
 
 
 
Page 2

Answer Key

1 a.  1

 
1 b.  8

 
2 a.  -3

 
2 b.  0

 
3 a.  64

 
3 b.  64

 
4 a.  6

 
4 b.  1/2

 
5 a.  7

 
5 b.  1296

 


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