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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 largest number in a group of numbers






2. Number divisible by 2






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






4. Number divisible by 5






5. Standard deviation: greater if...






6. The answer to an addition problem






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






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






9. Average A per B






10. Dividing fractions






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






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






13. odd + even






14. 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)






15. A shortcut for writing repeated multiplication






16. To drop a percent






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






18. Answer to a multiplication problem






19. Percent decrease






20. Adding/subtracting fractions






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






22. The expression of a number as a product of prime factors; use a factor tree!






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






24. A comparison of 2 numbers; one form is a fraction






25. A letter that represents a value that may change






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






27. To make a percent






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






29. Properties of 0

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30. Number divisible by 9






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






32. 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?






33. Number divisible by 3






34. Properties of 1 and -1

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






36. Absolute value of number






37. 8x8=64 What is 64?






38. Comparing decimal fractions






39. New whole






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






41. Comparing positive fractions






42. Percent increase






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






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






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






46. Multiplying fractions






47. To place a fraction in lowest terms






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






49. Mode






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







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Can you answer 50 questions in 15 minutes?


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