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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. Percent increase






2. Adding/subtracting decimals






3. Cannot be expressed in the form a/b. Include square roots of whole numbers that are not perfect squares and non terminating decimals that do not repeat. pi






4. Percent decrease






5. 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






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






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






8. Comparing decimal fractions






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






10. To change a percent to a decimal






11. A number with more than two factors






12. Comparing positive fractions






13. The smallest number that is a multiple of both numbers. (the LCM of 15 and 6 is 30)






14. A shortcut for writing repeated multiplication






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






16. Simplifying complex fractions: two methods






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






18. Number divisible by 5






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






20. Median






21. New whole






22. Answer to a division problem






23. Reducing fractions






24. To find a number that is close to an exact answer - E.g. 23+24 is around 50






25. PEMDAS - Parentheses - Exponents - Multiplication & Division (L to R) - Addition & Subtraction (L to R)






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






27. Properties of 0

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28. Multiple-event probability






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






30. A value that does not change; any number






31. Number divisible by 9






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






33. A number with one or more digits to the right of the decimal point - E.g. .33






34. Adding/subtracting fractions






35. A number that results from multiplying a factor by itself






36. A letter that represents a value that may change






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






38. Number divisible by 6






39. Average value






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






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






42. Be identical or equivalent to






43. Two expressions that are set equal to each other; a number sentence with an equal sign






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






45. The smallest number in a group of numbers






46. A fraction whose numerator is greater than its denominator






47. 1/5 + 1/4=4/20 +5/20 and 20 is the...






48. Reciprocal of number






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






50. Properties of 1 and -1

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Can you answer 50 questions in 15 minutes?


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