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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 x whole






2. 1/5 + 1/4=4/20 +5/20 and 20 is the...






3. 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)=






4. A value that does not change; any number






5. A letter that represents a value that may change






6. 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






7. Multiplying fractions






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






9. 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






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






11. Mode






12. A fraction whose numerator is greater than its denominator






13. The largest number in a group of numbers






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






15. Number divisible by 6






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






17. Not identical or equivalent to






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






19. Absolute value of number






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






21. Comparing positive fractions






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






23. Probability






24. Comparing decimal fractions






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






26. To drop a percent






27. Reciprocal of number






28. Percent increase






29. Average A per B






30. odd + even






31. Properties of 1 and -1

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






33. odd + odd






34. Standard deviation: greater if...






35. Median






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






37. Dividing decimals






38. 8x8=64 What is 64?






39. The answer to an addition problem






40. A shortcut for writing repeated multiplication






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






42. Relationship in which a number is smaller than another






43. 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.






44. Average value






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






46. A number with more than two factors






47. 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?






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






49. To make a percent






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