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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. Able to be divided evenly (without a remainder)






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






3. Reducing fractions






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






5. Relationship in which a number is smaller than another






6. New whole






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






8. 8x8=64 What is 64?






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






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






11. Absolute value of number






12. Any whole number that ends with 0 - 2 - 4 - 6 - or 8 - any whole number that can be divided by 2






13. 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)=






14. Simplifying complex fractions: two methods






15. To place a fraction in lowest terms






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






17. Adding/subtracting fractions






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






19. The answer to an addition problem






20. Number divisible by 3






21. Comparing positive fractions






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






23. 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






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






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






26. Number divisible by 6






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






28. Number divisible by 9






29. Properties of 0

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30. The number at the top of a fraction; stands for the parts of a set you are considering - E.g. 3/4 What position is 3?






31. 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






32. Properties of 1 and -1

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33. The largest number in a group of numbers






34. To find the answer for; solve






35. 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.






36. Mode






37. The answer to a subtraction problem






38. Dividing decimals






39. To make a percent






40. A shortcut for writing repeated multiplication






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






42. 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)






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






44. Number divisible by 4






45. To change a percent to a decimal






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






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






48. Percent decrease






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






50. Dividing fractions