Variable expressions Worksheet

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

1 a.   z + 42 + k, when z = 21 and k = 41
   
 
 
 
 
1 b.   w6, when w = 29
   
 
 
 
 
2 a.   41 x, when x = 3
   
 
 
 
 
2 b.   g + 21, when g = 40
   
 
 
 
 
3 a.   t + 29, when t = 4
   
 
 
 
 
3 b.   t + 31 + r, when t = 41 and r = 31
   
 
 
 
 
4 a.   q2, when q = 8
   
 
 
 
 
4 b.   x – 20 + t, when x = 44 and t = 37
   
 
 
 
 
5 a.  
z , when z = 21
46
   
 
 
 
 
5 b.   v2, when v = 5
   
 
 
 
 
Page 2

Answer Key

1 a.  104

 
1 b.  594823321

 
2 a.  123

 
2 b.  61

 
3 a.  33

 
3 b.  103

 
4 a.  64

 
4 b.  61

 
5 a.  21/46

 
5 b.  25

 


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