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






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






3. To place a fraction in lowest terms






4. Relationship in which a number is smaller than another






5. 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






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






7. The largest number in a group of numbers






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






9. 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






10. Be identical or equivalent to






11. Answer to a division problem






12. A letter that represents a value that may change






13. Adding/subtracting fractions






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






15. 8x8=64 What is 64?






16. Able to be divided evenly (without a remainder)






17. Not identical or equivalent to






18. Simplifying complex fractions: two methods






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






20. A fraction out of 100 - %






21. Percent decrease






22. 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)






23. To change a percent to a decimal






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






25. Answer to a multiplication problem






26. The smallest number in a group of numbers






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






28. A fraction whose numerator is greater than its denominator






29. A shortcut for writing repeated multiplication






30. Comparing decimal fractions






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






32. 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)=






33. Dividing fractions






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






35. Adding/subtracting decimals






36. Reducing fractions






37. A number with more than two factors






38. 1/5 + 1/4=4/20 +5/20 and 20 is the...






39. Absolute value of number






40. Dividing decimals






41. Average A per B






42. To drop a percent






43. Average value






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






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






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






47. New whole






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






49. 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?






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