Variable expressions Worksheet

Evaluate the expressions for the given values of the variable(s).

1 a.   u + s, when u = 13 and s = 8
   
 
 
 
 
1 b.   g – q – 43, when g = 40 and q = 26
   
 
 
 
 
2 a.   k4, when k = 22
   
 
 
 
 
2 b.   s – w, when s = 40 and w = 18
   
 
 
 
 
3 a.   r – k – 10, when r = 37 and k = 34
   
 
 
 
 
3 b.   d4, when d = 43
   
 
 
 
 
4 a.   s3, when s = 9
   
 
 
 
 
4 b.   w + a, when w = 42 and a = 7
   
 
 
 
 
5 a.   k3, when k = 50
   
 
 
 
 
5 b.   x + b, when x = 13 and b = 16
   
 
 
 
 
Page 2

Answer Key

1 a.  21

 
1 b.  -29

 
2 a.  234256

 
2 b.  22

 
3 a.  -7

 
3 b.  3418801

 
4 a.  729

 
4 b.  49

 
5 a.  125000

 
5 b.  29

 

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