Variable expressions Worksheet

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

1 a.  
t – 5  , when t = 8
2
   
 
 
 
 
1 b.  
g – 4  , when g = 6
5
   
 
 
 
 
2 a.   k5, when k = 2
   
 
 
 
 
2 b.  
a – 6  , when a = 4
10
   
 
 
 
 
3 a.   c3, when c = 10
   
 
 
 
 
3 b.   t2, when t = 9
   
 
 
 
 
4 a.   g + n, when g = 10 and n = 10
   
 
 
 
 
4 b.  
c – 8  , when c = 10
7
   
 
 
 
 
5 a.   3 + a, when a = 10
   
 
 
 
 
5 b.  
r – 2  , when r = 2
5
   
 
 
 
 
Page 2

Answer Key

1 a.  1 1/2

 
1 b.  2/5

 
2 a.  32

 
2 b.  -1/5

 
3 a.  1000

 
3 b.  81

 
4 a.  20

 
4 b.  2/7

 
5 a.  13

 
5 b.  0

 


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