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






2. Answer to a multiplication problem






3. To find the answer for; solve






4. Number divisible by 9






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






6. Reciprocal of number






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






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






9. Probability






10. To drop a percent






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






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






13. Percent x whole






14. A number with more than two factors






15. Answer to a division problem






16. 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






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






18. The answer to an addition problem






19. Properties of 1 and -1

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20. Multiplying decimals






21. 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)=






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. Comparing positive fractions






24. A shortcut for writing repeated multiplication






25. Natural Numbers - Whole Numbers - Integers - Rational Numbers






26. To place a fraction in lowest terms






27. The smallest number in a group of numbers






28. Mode






29. Comparing decimal fractions






30. A letter that represents a value that may change






31. odd + odd






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






33. Adding/subtracting fractions






34. Be identical or equivalent to






35. 1/5 + 1/4=4/20 +5/20 and 20 is the...






36. 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)






37. How much a number is worth






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






39. Number divisible by 5






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






41. Multiple-event probability






42. Standard deviation: greater if...






43. A fraction whose numerator is greater than its denominator






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






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






46. Dividing decimals






47. Average A per B






48. Average value






49. 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.






50. Number divisible by 3







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Can you answer 50 questions in 15 minutes?


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