Variable expressions Worksheet

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

1 a.   vk, when v = 8.1 and k = 6.4
   
 
 
 
 
1 b.   1 b, when b = 1
   
 
 
 
 
2 a.  
q – 1  , when q = 1.6
10
   
 
 
 
 
2 b.   u5, when u = 2.7
   
 
 
 
 
3 a.  
n – 3.5  , when n = 2.5
8
   
 
 
 
 
3 b.   cu, when c = 10.8 and u = 10.5
   
 
 
 
 
4 a.  
w – 3.7  , when w = 3.6
2
   
 
 
 
 
4 b.  
t – 8.3  , when t = 3
3.2
   
 
 
 
 
5 a.  
n – 8  , when n = 2.7
7.9
   
 
 
 
 
5 b.  
c – 2  , when c = 8.6
10
   
 
 
 
 
Page 2

Answer Key



Answers with decimals have been rounded to 3 decimal digits.
1 a.  1.7

 
1 b.  1

 
2 a.  0.06

 
2 b.  143.48907

 
3 a.  -0.125

 
3 b.  0.3

 
4 a.  -0.05

 
4 b.  -1.656

 
5 a.  -0.671

 
5 b.  0.66

 


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