Exponents and order of operations

Answer Key - Grade 6 Math Worksheet - Building Confidence

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

1. 1.

   Bo folds a paper strip in half 5 times, so it has 2^5 layers (one very squished strip). 2^5 means 2 × 2 × 2 × 2 × 2. How many layers is that?

   32
2. 2.

   Esme tiles a square dollhouse floor in 8 rows of 8 tiles. The number of tiles is 8^2, which means 8 × 8. How many tiles is that?

   64
3. 3.

   Jun sharpens a pencil and eyes a power: 5^3 means 5 × 5 × 5. What is 5^3?

   125
4. 4.

   Ren sketches a bar of 18 with a piece of 4 bars of 2 taken off. What is 18 − 4 × 2?

   10
5. 5.

   Tala cuts a piece of 8 ÷ 4 off a bar of 20. What is 20 − 8 ÷ 4?

   18
6. 6.

   Zee draws a bar of 24 on paper and cuts off a piece of 6 ÷ 2. What is 24 − 6 ÷ 2?

   21
7. 7.

   Ari reads a clue from left to right: first 24 ÷ 4. What is 24 ÷ 4 × 2?

   12
8. 8.

   Bo follows a map clue from left to right: first 36 ÷ 6. What is 36 ÷ 6 × 3?

   18
9. 9.

   Kira bundles two parts in parentheses: 3 + 2 is one bar. What is (3 + 2) × 4?

   20
10. 10.

    Luz packs 3 boxes of pencils. The parentheses bundle one box: 6 red and 2 blue. How many pencils are there, (6 + 2) × 3?

    24