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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 number that is multiplied by another number to find a producr






2. Probability






3. Dividing decimals






4. Mode






5. The bottom number in a fraction; tells how many parts a whole is divided into OR how many parts in a group - E.g. 2/4 and what position is the 4?






6. A comparison of 2 numbers; one form is a fraction






7. Multiplying decimals






8. To find the answer for; solve






9. A property of real numbers that states that the sum or product of a set of numbers is the same - regardless of how the numbers are grouped - (a+b)+c=a+(b+c) - e.g. (1+2)+3=1+(2+3)






10. To make a percent






11. Be identical or equivalent to






12. How much a number is worth






13. odd + even






14. The expression of a number as a product of prime factors; use a factor tree!






15. Two numbers or expressions that mean the same thing - E.g. 2/3=4/6






16. A value that does not change; any number






17. A number that represents a part of a whole or a group; also means 'divided by' - E.g. 1/2 -3/4.5/6






18. Properties of 0

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






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






21. Two factors together that are multiplied to equal a larger number.






22. Median






23. Comparing positive fractions






24. A fraction out of 100 - %






25. Number divisible by 2






26. A number without fractions; an integer- E.g. 0 - 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9...






27. Percent x whole






28. The answer to a subtraction problem






29. A set of operators - numbers - variables and grouping symbols; no equal sign






30. A letter that represents a value that may change






31. Comparing decimal fractions






32. 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.






33. Number divisible by 4






34. Percent increase






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






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






37. 1/5 + 1/4=4/20 +5/20 and 20 is the...






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






39. Average value






40. Reciprocal of number






41. Properties of 1 and -1

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42. In multiplication or addition - the order of two numbers may be switched around and the answer is the same. Ex: a+b = b+a. or (1x2) x 3=1x (2x3)






43. Number divisible by 6






44. A shortcut for writing repeated multiplication






45. Answer to a multiplication problem






46. Number divisible by 5






47. Multiple-event probability






48. Dividing fractions






49. A number written in expanded form with the place values written in exponential form - E.g. 2432=2000+400+30+2






50. Standard deviation: greater if...