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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. Relationship in which a number is smaller than another






2. 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)






3. Properties of 0

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4. Answer to a multiplication problem






5. Absolute value of number






6. Percent x whole






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






8. Properties of 1 and -1

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9. Answer to a division problem






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






11. Natural Numbers - Whole Numbers - Integers - Rational Numbers






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






13. 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






14. The largest number in a group of numbers






15. Number divisible by 2






16. Percent increase






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






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






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






20. To drop a percent






21. A fraction whose numerator is greater than its denominator






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






23. Multiple-event probability






24. A number with more than two factors






25. Reciprocal of number






26. 8x8=64 What is 64?






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






28. How much a number is worth






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






30. 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






31. Comparing decimal fractions






32. A value that does not change; any number






33. A fraction out of 100 - %






34. Multiplying fractions






35. Average value






36. A property of real numbers that states that the sum or product of a set of numbers is the same - regardless of how the numbers are grouped - (a+b)+c=a+(b+c) - e.g. (1+2)+3=1+(2+3)






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






38. The answer to a subtraction problem






39. A number made up of a whole number and a fraction






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






41. odd + odd






42. 1/5 + 1/4=4/20 +5/20 and 20 is the...






43. Percent decrease






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






45. Probability






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






47. Average A per B






48. Dividing fractions






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






50. Multiplying decimals