Variable expressions Worksheet

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

1 a.   a + 8 + g, when a = 9 and g = 8
   
 
 
 
 
1 b.   w4, when w = 4
   
 
 
 
 
2 a.   5 q u, when q = 4 and u = 10
   
 
 
 
 
2 b.   4 r, when r = 6
   
 
 
 
 
3 a.   10 – d, when d = 8
   
 
 
 
 
3 b.   4 q y, when q = 8 and y = 8
   
 
 
 
 
4 a.  
n , when n = 1
10
   
 
 
 
 
4 b.   n3, when n = 10
   
 
 
 
 
5 a.   g4, when g = 3
   
 
 
 
 
5 b.   kx, when k = 6 and x = 8
   
 
 
 
 
Page 2

Answer Key

1 a.  25

 
1 b.  256

 
2 a.  200

 
2 b.  24

 
3 a.  2

 
3 b.  256

 
4 a.  1/10

 
4 b.  1000

 
5 a.  81

 
5 b.  -2

 


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