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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. Comparing decimal fractions






2. Number divisible by 6






3. A value that does not change; any number






4. Dividing decimals






5. Percent x whole






6. A number with more than two factors






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






8. Adding/subtracting fractions






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






10. odd + odd






11. How much a number is worth






12. Average A per B






13. A fraction whose numerator is greater than its denominator






14. The answer to a multiplication problem






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






16. 1/5 + 1/4=4/20 +5/20 and 20 is the...






17. 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






18. The smallest number in a group of numbers






19. 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.






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






21. New whole






22. Natural Numbers - Whole Numbers - Integers - Rational Numbers






23. Reciprocal of number






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






25. Multiple-event probability






26. Multiplying decimals






27. Number divisible by 3






28. Multiplying fractions






29. An equation showing 2 ratios are equal






30. 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?






31. 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?






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






33. Mode






34. Properties of 1 and -1

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






36. The answer to a subtraction problem






37. To change a percent to a decimal






38. 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






39. Number divisible by 9






40. Standard deviation: greater if...






41. The value of a digit based on its position within a number - e.g. 2 -432 The position of the numbers






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






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






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






45. Answer to a division problem






46. Number divisible by 4






47. To place a fraction in lowest terms






48. Percent increase






49. Percent decrease






50. A number with only two factors - one and itself - E.g. 3 -7 -11 -13 -17 -19...