Variable expressions Worksheet 1

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

1a.   5(7 − n), when n = 7    





1b.  

6 − a

5

 , when a = 10
   





2a.  

8 b

k

 , when b = 8 and k = 4
   





2b.  
6   −  

k

10

 , when k = 5
   





3a.   5(10 + a), when a = 2    





3b.   (2 m)4, when m = 3    





4a.   6(8 k − 6), when k = 6    





4b.   (3 x)5, when x = 5    





5a.  

q3

7

 , when q = 5
   





5b.  

r3

8

 , when r = 2
   





Answer Key

 

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