Variable expressions Worksheet

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

1 a.  
a – 6  , when a = 6.1
6.5
   
 
 
 
 
1 b.   4 s, when s = 3.3
   
 
 
 
 
2 a.   5 + y, when y = 8
   
 
 
 
 
2 b.  
u – 1  , when u = 2
10
   
 
 
 
 
3 a.  
k – 4  , when k = 5.5
8
   
 
 
 
 
3 b.  
q , when q = 5
1
   
 
 
 
 
4 a.   s + u + 4, when s = 8.5 and u = 7.9
   
 
 
 
 
4 b.  
k – 1.2  , when k = 9.3
2
   
 
 
 
 
5 a.  
y – 5  , when y = 7.3
2
   
 
 
 
 
5 b.  
q – 3.6  , when q = 4.7
9.2
   
 
 
 
 
Page 2

Answer Key



Answers with decimals have been rounded to 3 decimal digits.
1 a.  0.015

 
1 b.  13.2

 
2 a.  13

 
2 b.  0.1

 
3 a.  0.188

 
3 b.  5

 
4 a.  20.4

 
4 b.  4.05

 
5 a.  1.15

 
5 b.  0.12

 


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