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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. To place a fraction in lowest terms






2. 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)






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






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






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






6. To find the answer for; solve






7. Absolute value of number






8. Multiple-event probability






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






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






11. 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?






12. 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






13. To make a percent






14. To drop a percent






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






16. Properties of numbers btw -1 and 1

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17. 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






18. 8x8=64 What is 64?






19. Number divisible by 5






20. odd + odd






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






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






23. Number divisible by 6






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






25. A number with more than two factors






26. Answer to a division problem






27. Comparing decimal fractions






28. Number divisible by 4






29. Natural Numbers - Whole Numbers - Integers - Rational Numbers






30. A letter that represents a value that may change






31. 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)






32. New whole






33. Answer to a multiplication problem






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






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






36. Not identical or equivalent to






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






38. The smallest number in a group of numbers






39. To change a percent to a decimal






40. A fraction whose numerator is greater than its denominator






41. Percent increase






42. odd + even






43. The largest number in a group of numbers






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






45. Dividing fractions






46. Reciprocal of number






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






48. Average value






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






50. A value that does not change; any number