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Common Core Math Grade 8 - The Number System: Rational & Irrational Numbers Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. Estimate the value of √44 to two places past the decimal.

Question 2 2. Is the number .313131313131... rational? Why?

Question 3 3. What is the golden ratio?

Question 4 4. Convert the repeating decimal 0.8333333.....into a rational number.

Question 5 5. Which is NOT a rational number?

Page 2

Question 6 6. Estimate √125 to two decimal places.

Question 7 7. Which number is graphed on the number line?

Question 8 8.

Which step in the process is incorrect in solving the following problem?

Estimate the √20 to two decimal places.

Question 9 9. Which of the following is a rational number?

Question 10 10. Which of the following types of numbers is NOT rational?

Page 3

Question 11 11. Which of the following numbers is irrational?

Question 12 12. Which of the following numbers has an imperfect square root?

Question 13 13. What numbers are graphed on the number line?

Question 14 14.

Graph the following daily high temperatures on a number line.

Monday - 78

Tuesday - 72

Wednesday - 65

Thursday - 80

Question 15 15. Rational numbers are numbers that _____.

Page 4

Question 16 16. Which of the following numbers is not irrational?

Question 17 17. Which of the following is an irrational number?

Question 18 18. How do you get the number pi?

Question 19 19. Which of the following rational numbers is a repeating decimal?

Question 20 20. Which number line would be best for creating a timeline depicting major events of the 1700s?

Page 5

Question 21 21. Why is 10 a rational number?

Question 22 22. Estimate √88 to two decimal places.

Question 23 23. Which statement about irrational numbers is true?

Question 24 24. Convert the repeating decimal 0.6666666..... into a rational number.

Question 25 25. Which of the following is a terminating decimal?

Common Core Math Grade 8 - The Number System: Rational & Irrational Numbers Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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