Variable expressions Worksheet

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

1 a.  
p – 3  , when p = 1
8
   
 
 
 
 
1 b.  
p – 8  , when p = 5
2
   
 
 
 
 
2 a.  
r , when r = 6
3
   
 
 
 
 
2 b.  
t – 2  , when t = 7
2
   
 
 
 
 
3 a.  
z – 4  , when z = 7
10
   
 
 
 
 
3 b.   5 b r, when b = 1 and r = 7
   
 
 
 
 
4 a.  
b – 4  , when b = 5
3
   
 
 
 
 
4 b.   y – 5, when y = 1
   
 
 
 
 
5 a.   w + k, when w = 6 and k = 4
   
 
 
 
 
5 b.  
q – 2  , when q = 4
7
   
 
 
 
 
Page 2

Answer Key

1 a.  -1/4

 
1 b.  -1 1/2

 
2 a.  2

 
2 b.  2 1/2

 
3 a.  3/10

 
3 b.  35

 
4 a.  1/3

 
4 b.  -4

 
5 a.  10

 
5 b.  2/7

 


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