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






2. Percent increase






3. Dividing decimals






4. To place a fraction in lowest terms






5. A fraction whose numerator is greater than its denominator






6. 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)






7. 1/5 + 1/4=4/20 +5/20 and 20 is the...






8. odd + even






9. Absolute value of number






10. Natural Numbers - Whole Numbers - Integers - Rational Numbers






11. Comparing decimal fractions






12. Percent decrease






13. Number divisible by 2






14. Average value






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






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. Answer to a division problem






18. Number divisible by 5






19. Be identical or equivalent to






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






21. Number divisible by 3






22. Probability






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






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






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






26. Multiplying fractions






27. A fraction out of 100 - %






28. Reducing fractions






29. Percent x whole






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. A number that results from multiplying a factor by itself






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






33. Number divisible by 9






34. Multiplying decimals






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






36. To drop a percent






37. Properties of 0

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






39. To change a percent to a decimal






40. Standard deviation: greater if...






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






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






43. How much a number is worth






44. 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)






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






46. Average A per B






47. The smallest number that is a multiple of both numbers. (the LCM of 15 and 6 is 30)






48. Multiple-event probability






49. Comparing positive fractions






50. Relationship in which a number is smaller than another