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






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






3. Percent x whole






4. To change a percent to a decimal






5. Multiplying decimals






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






7. Reducing fractions






8. Natural Numbers - Whole Numbers - Integers - Rational Numbers






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






10. Properties of 0

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11. Percent decrease






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






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






14. Properties of numbers btw -1 and 1

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15. To find the answer for; solve






16. An equation showing 2 ratios are equal






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






18. The smallest number in a group of numbers






19. 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?






20. To place a fraction in lowest terms






21. Answer to a multiplication problem






22. How much a number is worth






23. Number divisible by 6






24. A number with more than two factors






25. A whole number such as 1 - 3 - 5 and so on that cannot be evenly divisible by 2






26. The answer to a subtraction problem






27. A shortcut for writing repeated multiplication






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






29. Number divisible by 3






30. A fraction whose numerator is greater than its denominator






31. Not identical or equivalent to






32. 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)






33. Number divisible by 9






34. A property indicating a special way in which multiplication is applied to addition of two or more numbers in which each term inside a set of parentheses can be multiplied by a factor outside the parentheses - such as a(b + c) = ab + ac - or 7x (4+1)=






35. Mode






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






37. 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?






38. A value that does not change; any number






39. 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






40. The answer to a multiplication problem






41. Median






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






43. To make a percent






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






45. To drop a percent






46. Dividing decimals






47. odd + odd






48. Absolute value of number






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






50. New whole