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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 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?






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






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






4. Answer to a division problem






5. A shortcut for writing repeated multiplication






6. Properties of 0

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






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






9. Multiple-event probability






10. Median






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






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






13. 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.






14. Average A per B






15. 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)






16. New whole






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






18. The smallest number in a group of numbers






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






20. Number divisible by 5






21. Dividing fractions






22. Multiplying decimals






23. To change a percent to a decimal






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






25. Comparing positive fractions






26. Number divisible by 9






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






28. A number that is multiplied by another number to find a producr






29. Properties of numbers btw -1 and 1

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






31. A letter that represents a value that may change






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






33. Percent x whole






34. Percent decrease






35. Number divisible by 3






36. Average value






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






38. An equation showing 2 ratios are equal






39. When you add 0 to a number - or mulltiply a number by 1 - the result is the same number - e.g. Identity Property of Multiplication: 21x1=1x21=21 or 300x 1 = 300






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






41. Natural Numbers - Whole Numbers - Integers - Rational Numbers






42. Number divisible by 2






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






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






45. To make a percent






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






47. How much a number is worth






48. Be identical or equivalent to






49. A number with more than two factors






50. The largest number in a group of numbers







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Can you answer 50 questions in 15 minutes?


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