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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!

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Question 1 1. 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 2 2. An easy and efficient method to use when estimating is what?

Question 3 3. How is estimating helpful when solving math problems in an academic setting?

Question 4 4. Given 51 * 28, what is a valid estimated answer?

Question 5 5. What is a concise phrase that sums up the definition of estimate?

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Question 6 6. If you are multiplying two numbers and then want to check through estimation, what operation would you use?

Question 7 7. Which of these is NOT involved in estimation?

Question 8 8. If you were to estimate 941 times 19, what would you round the 941 to?

Question 9 9. If you were to estimate 19 times 942, what would you round the 19 to?

Question 10 10. How many numbers of an operation do you change to get a range of estimation?

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Question 11 11.

10x = 5.6

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

Question 12 12.

6x - 5.4 = 9.9

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

Question 13 13.

7.4x - 9.3 = 12.3

Solve for x. Estimate to the nearest whole number.

Question 14 14.

x + 3.4 = 7.3

Solve for x. Estimate to the nearest whole number.

Question 15 15.

x - 6.79 = 8.31

Solve for x. Estimate to the first decimal space.

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Question 16 16. Use front end estimation to estimate the answer to 1,780 + 369.

Question 17 17.

Round this number to the nearest hundred.

178

Question 18 18. Use front end estimation to estimate the answer to 13 + 37.

Question 19 19. Use front end estimation to estimate the answer to 542 - 23.

Question 20 20. Use front end estimation to estimate the answer to 754 + 24.

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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