Evaluate expressions and formulas

Answer Key - Grade 6 Math Worksheet

Circle the best answer, or write your answer on the line.

1. 1.

   Kira races the timer on a quick one. What is 6m when m = 8?

   48
2. 2.

   Luz reads y pages each night. In 9 nights, Luz reads 9y pages (bedtime can wait). What is 9y when y = 7?

   63
3. 3.

   Milo grabs a pencil for this one. What is 7t when t = 12?

   84
4. 4.

   Noah tries two letters side by side. What is pq when p = 7 and q = 3?

   21
5. 5.

   Zee watches a seedling that is 8 cm tall and grows 2 cm each week, so its height after w weeks is H = 8 + 2w. What is H when w = 6?

   20
6. 6.

   Esme squares a number. What is x² when x = 6?

   36
7. 7.

   Kira cubes a number. What is x³ when x = 8?

   512
8. 8.

   Luz has a cube-shaped box with edge n = 7 cm, so its volume is V = n³. What is V?

   343
9. 9.

   Milo bundles a sum in parentheses. What is 4(x + 3) when x = 6?

   36
10. 10.

    Noah works a parentheses problem. What is 5(a + 2) when a = 8?

    50