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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 answer to an addition problem






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






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






4. 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






5. Properties of 0

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






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






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






9. Multiple-event probability






10. Properties of numbers btw -1 and 1

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11. To find the answer for; solve






12. Number divisible by 2






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






14. odd + even






15. A number with more than two factors






16. Number divisible by 5






17. Answer to a multiplication problem






18. Probability






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






20. Number divisible by 4






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






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






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






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






25. 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?






26. 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?






27. Comparing positive fractions






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






29. 8x8=64 What is 64?






30. Be identical or equivalent to






31. 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.






32. Number divisible by 6






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






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






35. To change a percent to a decimal






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






37. Percent increase






38. The smallest number in a group of numbers






39. The largest number in a group of numbers






40. Percent x whole






41. Properties of 1 and -1

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42. Not identical or equivalent to






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






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






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






46. Adding/subtracting fractions






47. Absolute value of number






48. Average value






49. Dividing fractions






50. Answer to a division problem