Variable expressions Worksheet

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

 1 a. u – k, when u = 9 and k = 6

 1 b. 9 c – 8 n + 7, when c = 5 and n = 10

2 a.
 p – 9 , when p = 3 4

 2 b. g3, when g = 7

 3 a. a + 2 + t, when a = 10 and t = 9

 3 b. v + y + 5, when v = 9 and y = 5

4 a.
 p , when p = 1 3

4 b.
 r – 3 , when r = 10 10

5 a.
 v – 2 , when v = 5 8

 5 b. s – 7 + n, when s = 7 and n = 7

 6 a. n – 6, when n = 8

6 b.
 y – 3 , when y = 10 7

 7 a. 3 y d, when y = 1 and d = 10

 7 b. g – 6 + r, when g = 8 and r = 10

 8 a. 6 – s, when s = 2

8 b.
 r – 6 , when r = 6 6

9 a.
 z – 3 , when z = 4 3

9 b.
 n – 6 , when n = 9 9

 10 a. (9 – 9 t)3, when t = 10

 10 b. (10 k – 3)2, when k = 8

Page 2

 1 a. 3

 1 b. -28

 2 a. -1 1/2

 2 b. 343

 3 a. 21

 3 b. 19

 4 a. 1/3

 4 b. 7/10

 5 a. 3/8

 5 b. 7

 6 a. 2

 6 b. 1

 7 a. 30

 7 b. 12

 8 a. 4

 8 b. 0

 9 a. 1/3

 9 b. 1/3

 10 a. -531441

 10 b. 5929

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