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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. Answer to a multiplication problem






2. Percent x whole






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






4. New whole






5. A letter that represents a value that may change






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






7. Median






8. To change a percent to a decimal






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






10. Multiplying fractions






11. Multiple-event probability






12. The answer to a multiplication problem






13. A shortcut for writing repeated multiplication






14. Reducing fractions






15. Number divisible by 5






16. To make a percent






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






18. 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)=






19. Number divisible by 2






20. Number divisible by 6






21. odd + even






22. A fraction whose numerator is greater than its denominator






23. 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)






24. Multiplying decimals






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






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






27. Dividing decimals






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






29. Simplifying complex fractions: two methods






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






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






32. Properties of 1 and -1

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33. 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






34. Adding/subtracting decimals






35. The smallest number in a group of numbers






36. 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






37. The answer to a subtraction problem






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






39. Percent decrease






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






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






42. The largest number in a group of numbers






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






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






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






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






47. Average value






48. Adding/subtracting fractions






49. 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.






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







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Can you answer 50 questions in 15 minutes?


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