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






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






3. 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)






4. The greatest whole number that is a factor of two or more nonzero whole numbers






5. To make a percent






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






7. 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)






8. Multiplying fractions






9. Reciprocal of number






10. The answer to a multiplication problem






11. Simplifying complex fractions: two methods






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






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






15. A value that does not change; any number






16. Percent increase






17. 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?






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






19. Adding/subtracting decimals






20. Natural Numbers - Whole Numbers - Integers - Rational Numbers






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






22. Adding/subtracting fractions






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






24. A shortcut for writing repeated multiplication






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






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






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






28. Reducing fractions






29. Answer to a multiplication problem






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






31. Average A per B






32. Number divisible by 4






33. Dividing decimals






34. Be identical or equivalent to






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






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






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






38. odd + even






39. 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






40. Number divisible by 2






41. Comparing decimal fractions






42. A fraction out of 100 - %






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






44. A fraction whose numerator is greater than its denominator






45. New whole






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






47. Number divisible by 6






48. How much a number is worth






49. Number divisible by 5






50. 8x8=64 What is 64?