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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. Adding/subtracting fractions






2. A shortcut for writing repeated multiplication






3. Average A per B






4. The answer to a multiplication problem






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






6. Multiplying fractions






7. Properties of 0

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8. Adding/subtracting decimals






9. A number with more than two factors






10. 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






11. Number divisible by 3






12. The answer to a subtraction problem






13. A fraction out of 100 - %






14. Simplifying complex fractions: two methods






15. 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






16. 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)






17. Number divisible by 5






18. Properties of 1 and -1

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19. 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.






20. Add up the digits; if the sum is a multiple of 3 the number is divisible by 3






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






22. Percent decrease






23. Dividing fractions






24. Number divisible by 6






25. To make a percent






26. Answer to a division problem






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






28. New whole






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






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






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






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






33. Reducing fractions






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






35. 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?






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






37. Absolute value of number






38. To place a fraction in lowest terms






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






40. Not identical or equivalent to






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






42. Mode






43. Answer to a multiplication problem






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






45. 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?






46. Number divisible by 4






47. To find the answer for; solve






48. Average value






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






50. Multiple-event probability