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Math OER
Turn In Problems
Shapeshifting Percent Format

The greatest reward for a student is not a good grade. It is the willingness of his teacher to listen to him.

- Nikolay Konstantinov

homework turn in box You attempted the ten exercises for this topic. Those problems did not have an answer key. Use this form to ask me how well you did.

Before using this page, you should have your homework completed on paper. (Try being nice to your eyes and posture by printing the problems so you can work with pencil and paper instead of a screen.) This page is only for submitting your homework. To be short and concise it lacks any diagrams, pictures, or tables needed to work the problems.

Answer every question. Then use the button at the bottom of the page to create a code by processing your answers. Copy-and-paste the code into an e-mail.

Keep trying until you get 8 out of 10 or more.


1. An easy way to divide a number by 1,000 is to scoot the decimal point...

2 places to the left 3 places to the left
2 places to the right 3 places to the right

2. An easy way to multiply a number by 0.01 is to scoot the decimal point...

2 places to the left 3 places to the left
2 places to the right 3 places to the right

3. Write 5.5% as a decimal.

550 55 5.5 0.55 0.055

4. Write 0.8911 as a percent.

0.08911% 0.8911% 89.11% 891.1% 8,911%

5.Write 0.8% as a fraction.

810 810 % 18 1125

6. Write 25 38 % as a fraction.

25 38 2038 203100 203800

7. Write the fraction 58 as a percent.

58 % 6.25% 0.625% 62.5%

8. Write the fraction 1750 as a percent.

1750 % 0.175% 0.34% 34%

9. After we change two-thirds into percent format, do its digits repeat endlessly?

yes no

10. Use what you have memorized to write 33 13 percent as a decimal and a fraction.

the fraction format is 33 13
the fraction format is 1003
the fraction format is 13
the fraction format is the whole number 3