Variable expressions Worksheet

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

1 a.  
z – 5  , when z = 1
8
   
 
 
 
 
1 b.  
c , when c = 4
4
   
 
 
 
 
2 a.  
a – 3  , when a = 5
6
   
 
 
 
 
2 b.  
v – 2  , when v = 3
10
   
 
 
 
 
3 a.  
c – 5  , when c = 2
10
   
 
 
 
 
3 b.   s + 7 + c, when s = 5 and c = 3
   
 
 
 
 
4 a.  
w – 3  , when w = 4
8
   
 
 
 
 
4 b.   c2, when c = 10
   
 
 
 
 
5 a.  
s – 7  , when s = 3
2
   
 
 
 
 
5 b.   r + 4, when r = 2
   
 
 
 
 
Page 2

Answer Key

1 a.  -1/2

 
1 b.  1

 
2 a.  1/3

 
2 b.  1/10

 
3 a.  -3/10

 
3 b.  15

 
4 a.  1/8

 
4 b.  100

 
5 a.  -2

 
5 b.  6

 


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