Variable expressions Worksheet

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

1 a.   w2, when w = –1
   
 
 
 
 
1 b.   2 – t, when t = 7
   
 
 
 
 
2 a.   g6, when g = 3
   
 
 
 
 
2 b.   u + 4, when u = –8
   
 
 
 
 
3 a.   z – 7, when z = 3
   
 
 
 
 
3 b.  
–3 , when c = –9
c
   
 
 
 
 
4 a.   y + p + 7, when y = 7 and p = 3
   
 
 
 
 
4 b.   –6 – p, when p = –9
   
 
 
 
 
5 a.   k – (–8) + y, when k = 8 and y = 3
   
 
 
 
 
5 b.   w + u, when w = –2 and u = –9
   
 
 
 
 
Page 2

Answer Key

1 a.  1

 
1 b.  -5

 
2 a.  729

 
2 b.  -4

 
3 a.  -4

 
3 b.  1/3

 
4 a.  17

 
4 b.  3

 
5 a.  19

 
5 b.  -11

 


Copying permission: You are free to copy this worksheet to any number of students for their mathematics work. Do not distribute on websites, books, or any such material without permission. Copyright www.HomeschoolMath.net