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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. Properties of numbers btw -1 and 1

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






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






4. To make a percent






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






6. 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






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






8. A value that does not change; any number






9. Properties of 1 and -1

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10. New whole






11. Simplifying complex fractions: two methods






12. Percent x whole






13. Properties of 0

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






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






16. Answer to a division problem






17. Answer to a multiplication problem






18. odd + odd






19. Probability






20. Adding/subtracting fractions






21. Reciprocal of number






22. A letter that represents a value that may change






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






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






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






26. Number divisible by 2






27. Median






28. Average A per B






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






30. 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)=






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






32. Adding/subtracting decimals






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






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






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






36. The answer to a subtraction problem






37. The answer to an addition problem






38. Standard deviation: greater if...






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






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






41. A number with more than two factors






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






43. Multiple-event probability






44. 8x8=64 What is 64?






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






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






47. 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






48. Percent decrease






49. 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?






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