Variable expressions Worksheet

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

1 a.   7 – n, when n = –2
   
 
 
 
 
1 b.   w2, when w = –4
   
 
 
 
 
2 a.   w + 3, when w = –5
   
 
 
 
 
2 b.   0 n, when n = 8
   
 
 
 
 
3 a.  
d , when d = 9
7
   
 
 
 
 
3 b.  
b , when b = –4
–3
   
 
 
 
 
4 a.   zs – (–1), when z = 5 and s = –8
   
 
 
 
 
4 b.   xc – 5, when x = 3 and c = –1
   
 
 
 
 
5 a.  
q , when q = –3
–5
   
 
 
 
 
5 b.   nt – (–2), when n = 6 and t = –10
   
 
 
 
 
Page 2

Answer Key

1 a.  9

 
1 b.  16

 
2 a.  -2

 
2 b.  0

 
3 a.  1 2/7

 
3 b.  1 1/3

 
4 a.  14

 
4 b.  -1

 
5 a.  3/5

 
5 b.  18

 


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