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






2. Adding/subtracting decimals






3. Percent x whole






4. Dividing decimals






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






6. The answer to a multiplication problem






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






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






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






10. 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?






11. Multiple-event probability






12. 1/5 + 1/4=4/20 +5/20 and 20 is the...






13. Be identical or equivalent to






14. Probability






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






16. Average A per B






17. Standard deviation: greater if...






18. To find a number that is close to an exact answer - E.g. 23+24 is around 50






19. Dividing fractions






20. Average value






21. Median






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






23. Multiplying decimals






24. Number divisible by 9






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






26. The smallest number in a group of numbers






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






28. To drop a percent






29. Multiplying fractions






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






31. To make a percent






32. Percent increase






33. Not identical or equivalent to






34. A fraction out of 100 - %






35. 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?






36. Number divisible by 5






37. The largest number in a group of numbers






38. Number divisible by 2






39. The answer to an addition problem






40. Answer to a multiplication problem






41. Number divisible by 4






42. Properties of 0

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43. odd + even






44. 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






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






46. 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)






47. Adding/subtracting fractions






48. 8x8=64 What is 64?






49. An equation showing 2 ratios are equal






50. Properties of 1 and -1

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