# Elementary Math: Number Concepts & Operations Chapter Exam

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. How often should students practice mental math?

#### Question 2 2. Which of the following is NOT a way that verbalizing mental processes is helpful for mental math?

#### Question 3 3. Which of the following is NOT a good strategy for teaching mental math?

#### Question 4 4. What can the less-than symbol be compared to?

#### Question 5 5. What visual representation can help students learn about ordering and comparing numbers?

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#### Question 6 6. Number conversion, like between fractions and decimals, can help teach how to compare and order numbers because _____.

#### Question 7 7. Which of the following might be the most likely step in an algorithm to add the numbers 23 and 41?

#### Question 8 8. Taking shortcuts in the steps of an algorithm _____.

#### Question 9 9. An algorithm is a(n) _____.

#### Question 10 10. What happens to the final answer of a math problem after it has been rearranged or the steps to solve it have been reordered using the commutative, associative, or distributive property?

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#### Question 11 11. The following math problem is an example of what number property?

#### Question 12 12. Which of the three number properties we went over is shown being used in the following math problem?

#### Question 13 13. Which one of the following equations does this image model?

#### Question 14 14. Which one of the following is TRUE about number blocks?

#### Question 15 15. Which one of the following numbers do the blocks represent?

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#### Question 16 16. Which is a strategy for teaching one-to-one correspondence?

#### Question 17 17. During the _____ stage of counting, children understand that the order of objects does not matter. The total number of objects will always be the same regardless of the order in which they are counted.

#### Question 18 18. What is a characteristic of cardinality?

#### Question 19 19. What is a very broad definition of mathematical modeling?

#### Question 20 20. What well-known mathematical model could you use to determine the size (in square feet) of your rectangular backyard?

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#### Question 21 21. What is a Mathematical Model?

#### Question 22 22. What are the four basic operations?

#### Question 23 23. What operations are represented by building arrays?

#### Question 24 24. What strategy is helpful for teaching subtraction?

#### Question 25 25. There is an emphasis on moving away from rote memorization in schools these days. Is learning math facts useful in the case of mental math?

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#### Question 26 26. What's a way to teach comparing and ordering fractions?

#### Question 27 27. Which of the following is the best example of an algorithm?

#### Question 28 28. What number property is being used in the equation below?

#### Question 29 29. What does it mean to model a math problem?

#### Question 30 30. A child can recite the numbers in order, but cannot count objects when placed in front of him. Which stage of counting does this situation describe?

#### Elementary Math: Number Concepts & Operations 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!