Test your basic knowledge |

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 division problem






2. Properties of 1 and -1


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






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






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






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






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






8. Absolute value of number






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






10. The largest number in a group of numbers






11. Average A per B






12. To change a percent to a decimal






13. Number divisible by 6






14. Comparing decimal fractions






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






16. Percent increase






17. 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)






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






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






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






21. Comparing positive fractions






22. Multiplying fractions






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






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






25. 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.






26. odd + odd






27. Simplifying complex fractions: two methods






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






29. The answer to a subtraction problem






30. New whole






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






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






33. Percent x whole






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






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






36. Dividing fractions






37. To make a percent






38. Number divisible by 2






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






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






41. 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?






42. odd + even






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






44. Properties of 0


45. A value that does not change; any number






46. 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






47. Number divisible by 5






48. Properties of numbers btw -1 and 1


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. To place a fraction in lowest terms