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






2. Number divisible by 2






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






4. Number divisible by 9






5. Not identical or equivalent to






6. Reciprocal of number






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






8. Number divisible by 5






9. odd + even






10. Reducing fractions






11. Comparing positive fractions






12. The smallest number in a group of numbers






13. The answer to a multiplication problem






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






15. Properties of 1 and -1

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






17. Relationship in which a number is smaller than another






18. 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)=






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






20. Answer to a division problem






21. To make a percent






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






23. 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)






24. Absolute value of number






25. Multiple-event probability






26. A shortcut for writing repeated multiplication






27. Percent decrease






28. To drop a percent






29. Comparing decimal fractions






30. 8x8=64 What is 64?






31. Any of the symbols used to write numbers (0 - 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9)






32. A fraction out of 100 - %






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






34. The answer to an addition problem






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






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






37. To find the answer for; solve






38. Standard deviation: greater if...






39. Number divisible by 4






40. Be identical or equivalent to






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






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






43. 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






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






45. odd + odd






46. Multiplying decimals






47. 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






48. The largest number in a group of numbers






49. Number divisible by 6






50. Dividing decimals