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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 expression of a number as a product of prime factors; use a factor tree!






2. Adding/subtracting fractions






3. Percent increase






4. 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.






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






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






7. Probability






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






9. Multiplying decimals






10. Number divisible by 6






11. Number divisible by 9






12. The answer to a multiplication problem






13. How much a number is worth






14. Number divisible by 5






15. A set of operators - numbers - variables and grouping symbols; no equal sign






16. The largest number in a group of numbers






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






18. To make a percent






19. Properties of numbers btw -1 and 1

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






21. An equation showing 2 ratios are equal






22. 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)






23. 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






24. 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)=






25. Average value






26. New whole






27. Number divisible by 2






28. odd + odd






29. Natural Numbers - Whole Numbers - Integers - Rational Numbers






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






31. Multiple-event probability






32. Multiplying fractions






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






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






35. 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






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






37. Comparing positive fractions






38. Dividing decimals






39. To find the answer for; solve






40. Median






41. The smallest number in a group of numbers






42. Be identical or equivalent to






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






44. Number divisible by 3






45. Answer to a multiplication problem






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






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






48. Number divisible by 4






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






50. Percent x whole