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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. Average value






2. Reciprocal of number






3. The answer to an addition problem






4. Natural Numbers - Whole Numbers - Integers - Rational Numbers






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






6. Percent x whole






7. Multiple-event probability






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






9. To find the answer for; solve






10. A value that does not change; any number






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






12. Number divisible by 2






13. To place a fraction in lowest terms






14. Not identical or equivalent to






15. Dividing fractions






16. 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?






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






18. Answer to a division problem






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






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






21. 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?






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






23. A number with more than two factors






24. 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






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






26. To make a percent






27. Multiplying decimals






28. 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)






29. odd + even






30. Number divisible by 6






31. Properties of numbers btw -1 and 1

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32. The largest number in a group of numbers






33. The smallest number in a group of numbers






34. A fraction whose numerator is greater than its denominator






35. Adding/subtracting fractions






36. New whole






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






38. Reducing fractions






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






40. Absolute value of number






41. Multiplying fractions






42. 8x8=64 What is 64?






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. Dividing decimals






45. Mode






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






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






48. Simplifying complex fractions: two methods






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






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







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Can you answer 50 questions in 15 minutes?


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