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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 a multiplication problem






2. To change a percent to a decimal






3. Simplifying complex fractions: two methods






4. Be identical or equivalent to






5. 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






6. A fraction out of 100 - %






7. 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.






8. Number divisible by 6






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






10. A value that does not change; any number






11. Dividing fractions






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






13. A number with more than two factors






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






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






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






17. Percent decrease






18. An equation showing 2 ratios are equal






19. Multiple-event probability






20. Mode






21. Probability






22. Number divisible by 9






23. A number that represents a part of a whole or a group; also means 'divided by' - E.g. 1/2 -3/4.5/6






24. New whole






25. Multiplying decimals






26. 1/5 + 1/4=4/20 +5/20 and 20 is the...






27. A fraction whose numerator is greater than its denominator






28. Dividing decimals






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






30. Properties of 1 and -1


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






32. To find the answer for; solve






33. Adding/subtracting decimals






34. Number divisible by 2






35. The smallest number in a group of numbers






36. Average A per B






37. Natural Numbers - Whole Numbers - Integers - Rational Numbers






38. Reciprocal of number






39. Number divisible by 5






40. 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)






41. Adding/subtracting fractions






42. The answer to a subtraction problem






43. Number divisible by 3






44. Answer to a division problem






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






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






47. A letter that represents a value that may change






48. How much a number is worth






49. Cannot be expressed in the form a/b. Include square roots of whole numbers that are not perfect squares and non terminating decimals that do not repeat. pi






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