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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 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






2. How much a number is worth






3. Average A per B






4. The answer to an addition problem






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






6. Multiplying fractions






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






8. A value that does not change; any number






9. The largest number in a group of numbers






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






11. 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)=






12. Number divisible by 2






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






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






15. Comparing decimal fractions






16. Percent increase






17. 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)






18. Adding/subtracting decimals






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






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






21. Properties of 0

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22. 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?






23. Multiple-event probability






24. 8x8=64 What is 64?






25. Mode






26. Comparing positive fractions






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






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






29. 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?






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






31. 1/5 + 1/4=4/20 +5/20 and 20 is the...






32. To place a fraction in lowest terms






33. odd + even






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






35. To make a percent






36. The answer to a subtraction problem






37. Number divisible by 3






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






39. Number divisible by 4






40. 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.






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






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






43. Not identical or equivalent to






44. A fraction out of 100 - %






45. Answer to a division problem






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






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






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






49. Multiplying decimals






50. A number with more than two factors







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Can you answer 50 questions in 15 minutes?


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