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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. Simplifying complex fractions: two methods






2. Absolute value of number






3. Probability






4. 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)






5. Properties of 1 and -1






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






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






8. Relationship in which a number is smaller than another






9. A fraction out of 100 - %






10. Number divisible by 6






11. The answer to an addition problem






12. Average A per B






13. Multiplying decimals






14. Number divisible by 2






15. The property which allows you to add a number's opposite to it and always get 0 - The relationship of addition to subtraction or multiplication to division






16. To make a percent






17. Average value






18. A shortcut for writing repeated multiplication






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






20. The answer to a multiplication problem






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






22. Comparing positive fractions






23. Rational numbers in decimal form that have a block of on or more digits that repeat continuously






24. Comparing decimal fractions






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






26. Number divisible by 9






27. A number with more than two factors






28. A letter that represents a value that may change






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






30. Natural Numbers - Whole Numbers - Integers - Rational Numbers






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






32. The answer to a subtraction problem






33. Be identical or equivalent to






34. The smallest number in a group of numbers






35. The largest number in a group of numbers






36. 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)=






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






38. Properties of 0






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






40. Percent increase






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






42. To drop a percent






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






44. 1/5 + 1/4=4/20 +5/20 and 20 is the...






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






46. Reducing fractions






47. To find the answer for; solve






48. Number divisible by 4






49. Percent x whole






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