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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 fraction out of 100 - %






2. Percent decrease






3. Be identical or equivalent to






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






5. An equation showing 2 ratios are equal






6. Multiple-event probability






7. The answer to a subtraction problem






8. To change a percent to a decimal






9. The smallest number in a group of numbers






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






11. Median






12. 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)=






13. A fraction whose numerator is greater than its denominator






14. A shortcut for writing repeated multiplication






15. 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)






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






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






18. Answer to a division problem






19. Number divisible by 2






20. Percent increase






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






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






23. Comparing decimal fractions






24. Number divisible by 4






25. To make a percent






26. 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






27. Mode






28. The value of a digit based on its position within a number - e.g. 2 -432 The position of the numbers






29. Properties of 0

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






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






32. Adding/subtracting decimals






33. Reducing fractions






34. Number divisible by 9






35. Properties of 1 and -1

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36. To place a fraction in lowest terms






37. 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






38. To drop a percent






39. odd + even






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






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






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






43. Probability






44. Multiplying fractions






45. A letter that represents a value that may change






46. To find the answer for; solve






47. 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?






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






49. Adding/subtracting fractions






50. 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)