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Number Sense Vocab

Subjects : math, number-sense
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A set of operators - numbers - variables and grouping symbols; no equal sign






2. The answer to an addition problem






3. Percent x whole






4. A letter that represents a value that may change






5. A line for representing and graphing numbers. Each point on the line corresponds to a number.






6. To place a fraction in lowest terms






7. Dividing fractions






8. The answer to a subtraction problem






9. When you add 0 to a number - or mulltiply a number by 1 - the result is the same number - e.g. Identity Property of Multiplication: 21x1=1x21=21 or 300x 1 = 300






10. A fraction whose numerator is greater than its denominator






11. Be identical or equivalent to






12. Reducing fractions






13. How much a number is worth






14. Natural Numbers - Whole Numbers - Integers - Rational Numbers






15. In 4x4=16 - what is 4?






16. To perform a calculation - E.g. 2+2=4






17. Not identical or equivalent to






18. A number made up of a whole number and a fraction






19. Comparing decimal fractions






20. The smallest number in a group of numbers






21. Multiplying fractions






22. A number that is multiplied by another number to find a producr






23. 8x8=64 What is 64?






24. Multiplying decimals






25. Rational numbers that expressed in decimal format that have fixed number of digits. 1.5 etc.






26. The greatest whole number that is a factor of two or more nonzero whole numbers






27. A number with more than two factors






28. Number divisible by 2






29. Properties of 1 and -1

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30. Able to be divided evenly (without a remainder)






31. Numbers that are easy to compute mentally - E.g. 34 / 5 is close to 35 / 5






32. A fraction out of 100 - %






33. To drop a percent






34. Standard deviation: greater if...






35. Adding/subtracting fractions






36. Number divisible by 9






37. An equation showing 2 ratios are equal






38. New whole






39. When a number is larger than the other number. Example 65 > 56






40. Relationship in which a number is smaller than another






41. The difference between the greatest and the least numbers in a set of data.






42. Choosing numbers close to the numbers in a problem - and then adjusting the answer to compensate for the numbers chosen - E.g. 23 + 18 and 23+20=43 Since 2 was added to 18 to make 20 - we need to take 2 away from 43.






43. To find the answer for; solve






44. Any whole number that ends with 0 - 2 - 4 - 6 - or 8 - any whole number that can be divided by 2






45. Add up the digits; if the sum is a multiple of 3 the number is divisible by 3






46. Comparing positive fractions






47. Any of the symbols used to write numbers (0 - 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9)






48. A shortcut for writing repeated multiplication






49. The number at the top of a fraction; stands for the parts of a set you are considering - E.g. 3/4 What position is 3?






50. Dividing decimals