Switch between fractions, decimals and percents, including repeating decimals

Answer Key - Grade 7 Math Worksheet - Building Confidence

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

1. 1.

   Bo's robot takes steps of 1/16 m, which is 0.0625 m. How many meters is 7 steps, written as a decimal?

   0.4375
2. 2.

   Jun climbs a ladder one rung at a time, 1/20 m per rung, which is 0.05 m. How many meters high is 7 rungs, as a decimal?

   0.35
3. 3.

   Kira's toy car backs up -1/8 m at a time, which is -0.125 m. Where is the car after 3 moves, as a decimal?

   -0.375
4. 4.

   Each jump on Luz's rocket fuel gauge is 1/5 of a full tank, which is 20%. What percent of a tank is 6 jumps?

   120
5. 5.

   Milo fills a bucket one scoop at a time. Each scoop is 1/40 of the bucket, which is 2.5%. What percent of the bucket is 9 scoops?

   22.5
6. 6.

   Noah reads 1/20 of a book each day, which is 5% of the book. What percent of the book is read after 9 days?

   45
7. 7.

   Pia's phone gains 1/25 of a full charge each minute, which is 4%. What percent of a full charge is 6 minutes of charging?

   24
8. 8.

   Ren's sunflower grows 1/4 of its first height each week, which is 25%. What percent of its first height has it grown in 7 weeks?

   175
10. 9.

    Zee draws a tiny mark on a line from 0 to 1 (also 0% to 100%). The point 0.5 is at 50%. What percent is the point 0.045?

    4.5
11. 10.

    Ari's balloon floats part of the way along a line from 0 to 1 (also 0% to 100%). The point 0.5 is at 50%. What percent is the point 0.325?

    Use the picture in question 9.

    32.5