Variable expressions Worksheet

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

1 a.   u2, when u = 8
   
 
 
 
 
1 b.  
4 , when t = 2
t
   
 
 
 
 
2 a.   v + c, when v = 1 and c = 1
   
 
 
 
 
2 b.   c4, when c = 3
   
 
 
 
 
3 a.   c – 2, when c = 4
   
 
 
 
 
3 b.   2 – x, when x = 6
   
 
 
 
 
4 a.   5 + w, when w = 10
   
 
 
 
 
4 b.   k – 7 + v, when k = 4 and v = 9
   
 
 
 
 
5 a.  
a – 5  , when a = 3
9
   
 
 
 
 
5 b.   sd – 2, when s = 4 and d = 2
   
 
 
 
 
Page 2

Answer Key

1 a.  64

 
1 b.  2

 
2 a.  2

 
2 b.  81

 
3 a.  2

 
3 b.  -4

 
4 a.  15

 
4 b.  6

 
5 a.  -2/9

 
5 b.  0

 


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