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






2. Reciprocal of number






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






4. Be identical or equivalent to






5. Two factors together that are multiplied to equal a larger number.






6. 1/5 + 1/4=4/20 +5/20 and 20 is the...






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






8. The largest number in a group of numbers






9. Natural Numbers - Whole Numbers - Integers - Rational Numbers






10. Answer to a multiplication problem






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






12. 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?






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






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






15. 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






16. Comparing decimal fractions






17. To find the answer for; solve






18. A number with more than two factors






19. Average A per B






20. odd + even






21. Properties of numbers btw -1 and 1

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






23. 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)






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






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






26. Percent increase






27. The answer to an addition problem






28. Rational numbers that expressed in decimal format that have fixed number of digits. 1.5 etc.






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






30. Probability






31. Answer to a division problem






32. Percent decrease






33. Absolute value of number






34. To make a percent






35. 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






36. Multiplying fractions






37. 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.






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






39. The answer to a multiplication problem






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






41. Number divisible by 3






42. Number divisible by 6






43. Comparing positive fractions






44. Number divisible by 9






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






46. To place a fraction in lowest terms






47. Multiple-event probability






48. Number divisible by 2






49. Adding/subtracting decimals






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