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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. Properties of 0

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






3. To make a percent






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






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






6. Probability






7. Standard deviation: greater if...






8. To place a fraction in lowest terms






9. New whole






10. odd + even






11. A value that does not change; any number






12. Average value






13. Relationship in which a number is smaller than another






14. To find the answer for; solve






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






16. Percent x whole






17. Number divisible by 3






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






19. The largest number in a group of numbers






20. A comparison of 2 numbers; one form is a fraction






21. Not identical or equivalent to






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






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






24. Adding/subtracting fractions






25. Dividing fractions






26. Number divisible by 9






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






28. 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






29. A property indicating a special way in which multiplication is applied to addition of two or more numbers in which each term inside a set of parentheses can be multiplied by a factor outside the parentheses - such as a(b + c) = ab + ac - or 7x (4+1)=






30. The answer to a multiplication problem






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






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






33. Multiple-event probability






34. 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.






35. 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)






36. Comparing positive fractions






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






38. Comparing decimal fractions






39. Properties of numbers btw -1 and 1

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






41. A shortcut for writing repeated multiplication






42. Properties of 1 and -1

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






44. Number divisible by 5






45. Answer to a multiplication problem






46. The answer to an addition problem






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






48. Reducing fractions






49. To change a percent to a decimal






50. Be identical or equivalent to