Variable expressions Worksheet

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

1 a.   rc, when r = 10 and c = 10
   
 
 
 
 
1 b.   k + g + 6, when k = 1 and g = 8
   
 
 
 
 
2 a.   2 v, when v = 4
   
 
 
 
 
2 b.   u + 5 + b, when u = 1 and b = 6
   
 
 
 
 
3 a.   k – 4, when k = 2
   
 
 
 
 
3 b.   9 + a, when a = 9
   
 
 
 
 
4 a.   7 + r, when r = 5
   
 
 
 
 
4 b.   v3, when v = 1
   
 
 
 
 
5 a.   z5, when z = 4
   
 
 
 
 
5 b.   d + 7 + b, when d = 5 and b = 3
   
 
 
 
 
Page 2

Answer Key

1 a.  0

 
1 b.  15

 
2 a.  8

 
2 b.  12

 
3 a.  -2

 
3 b.  18

 
4 a.  12

 
4 b.  1

 
5 a.  1024

 
5 b.  15

 


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