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Estimation & Math Problem-Solving 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.

6x - 5.4 = 9.9

Solve for x. Before you do the problem, estimate all the numbers to the nearest whole number.

Question 2 2.

7.4x - 9.3 = 12.3

Solve for x. Estimate to the nearest whole number.

Question 3 3.

x + 3.4 = 7.3

Solve for x. Estimate to the nearest whole number.

Question 4 4.

10x = 5.6

Solve for x. Before you do the problem, estimate all the numbers to the nearest whole number.

Question 5 5.

x - 6.79 = 8.31

Solve for x. Estimate to the first decimal space.

Page 2

Question 6 6. Round this number to the nearest hundred: 178.

Question 7 7. Use front end estimation to estimate the answer to 1,780 + 369.

Question 8 8. Use front end estimation to estimate the answer to 542 - 23.

Question 9 9. Use front end estimation to estimate the answer to 754 + 24.

Question 10 10. Use front end estimation to estimate the answer to 13 + 37.

Page 3

Question 11 11. Which of these is NOT involved in estimation?

Question 12 12. How many numbers of an operation do you change to get a range of estimation?

Question 13 13. If you are multiplying two numbers and then want to check through estimation, what operation would you use?

Question 14 14. If you were to estimate 941 times 19, what would you round the 941 to?

Question 15 15. If you were to estimate 19 times 942, what would you round the 19 to?

Page 4

Question 16 16. Given 51 * 28, what is a valid estimated answer?

Question 17 17. An easy and efficient method to use when estimating is what?

Question 18 18. Use estimation to find an estimate of the correct answer to 515 + 113 + 280 + 425. Using this information, choose the exact answer from the possibilities given.

Question 19 19. What is a concise phrase that sums up the definition of estimate?

Question 20 20. How is estimating helpful when solving math problems in an academic setting?

Estimation & Math Problem-Solving 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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