Variable expressions Worksheet

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

1 a.   at, when a = 6 and t = 8
   
 
 
 
 
1 b.  
b – 5  , when b = 9
8
   
 
 
 
 
2 a.  
a – 7  , when a = 9
9
   
 
 
 
 
2 b.  
s – 8  , when s = 10
10
   
 
 
 
 
3 a.   6 b, when b = 10
   
 
 
 
 
3 b.   wp – 8, when w = 7 and p = 1
   
 
 
 
 
4 a.  
b – 4  , when b = 7
2
   
 
 
 
 
4 b.  
6 , when n = 10
n
   
 
 
 
 
5 a.   r + p + 4, when r = 5 and p = 3
   
 
 
 
 
5 b.   4 r c, when r = 8 and c = 2
   
 
 
 
 
Page 2

Answer Key

1 a.  -2

 
1 b.  1/2

 
2 a.  2/9

 
2 b.  1/5

 
3 a.  60

 
3 b.  -2

 
4 a.  1 1/2

 
4 b.  3/5

 
5 a.  12

 
5 b.  64

 


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