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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 decimals






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






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






4. Dividing fractions






5. Number divisible by 2






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






7. Multiplying decimals






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






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






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






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






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






14. Answer to a multiplication problem






15. To drop a percent






16. 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






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






18. Properties of 1 and -1

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19. Percent increase






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






21. Dividing decimals






22. Standard deviation: greater if...






23. Percent x whole






24. The largest number in a group of numbers






25. odd + even






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






27. Multiple-event probability






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






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






30. PEMDAS - Parentheses - Exponents - Multiplication & Division (L to R) - Addition & Subtraction (L to R)






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






32. A value that does not change; any number






33. To change a percent to a decimal






34. Percent decrease






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






36. Number divisible by 3






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






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






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






40. 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)






41. The answer to an addition problem






42. Relationship in which a number is smaller than another






43. Number divisible by 5






44. A number with more than two factors






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






46. A fraction out of 100 - %






47. Comparing positive fractions






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






49. Median






50. Number divisible by 4