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






2. Natural Numbers - Whole Numbers - Integers - Rational Numbers






3. Properties of 0

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4. Answer to a multiplication problem






5. Absolute value of number






6. 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)






7. 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






8. Dividing decimals






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






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






11. A fraction out of 100 - %






12. 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






13. odd + odd






14. Number divisible by 5






15. 1/5 + 1/4=4/20 +5/20 and 20 is the...






16. Percent decrease






17. 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?






18. Relationship in which a number is smaller than another






19. Number divisible by 9






20. 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)






21. Properties of numbers btw -1 and 1

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22. How much a number is worth






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






24. Number divisible by 2






25. Be identical or equivalent to






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






27. To place a fraction in lowest terms






28. An equation showing 2 ratios are equal






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






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






31. The answer to a subtraction problem






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






33. The smallest number in a group of numbers






34. A number with more than two factors






35. A letter that represents a value that may change






36. To drop a percent






37. Reducing fractions






38. The largest number in a group of numbers






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






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






41. Average A per B






42. odd + even






43. Percent increase






44. Average value






45. The answer to a multiplication problem






46. To make a percent






47. To change a percent to a decimal






48. Standard deviation: greater if...






49. Not identical or equivalent to






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