Variable expressions Worksheet

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

 1 a. g – t, when g = 9 and t = 2

 1 b. (8 p – 6)2, when p = 10

2 a.
 v , when v = 8 3

 2 b. y – n, when y = 9 and n = 6

 3 a. (7 – 10 z)3, when z = 3

3 b.
 3 n + v , when n = 7 10

 4 a. (2 – 9 z)2, when z = 6

4 b.
 b – 9 , when b = 2 6

 5 a. (4 s – 8 b)2, when s = 10 and b = 7

 5 b. d5, when d = 4

6 a.
 v – 8 , when v = 3 3

 6 b. 4 g, when g = 7

 7 a. g + b + 7, when g = 5 and b = 8

7 b.
 r – 6 , when r = 3 5

 8 a. y + 6 + x, when y = 1 and x = 5

8 b.
 3 t , when t = 7 and k = 9 k2

9 a.
 9 a , when a = 2 and y = 8 y2

 9 b. (7 p – 7)3, when p = 8

10 a.
 v – 10 , when v = 9 3

 10 b. n + 10, when n = 6

Page 2

 1 a. 7

 1 b. 5476

 2 a. 2 2/3

 2 b. 3

 3 a. -12167

 3 b. 3

 4 a. 2704

 4 b. -1 1/6

 5 a. 256

 5 b. 1024

 6 a. -1 2/3

 6 b. 28

 7 a. 20

 7 b. -3/5

 8 a. 12

 8 b. 7/27

 9 a. 9/32

 9 b. 117649

 10 a. -1/3

 10 b. 16

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