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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. Adding/subtracting fractions






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






3. Simplifying complex fractions: two methods






4. Absolute value of number






5. Reciprocal of number






6. Be identical or equivalent to






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






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






9. Reducing fractions






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






11. Dividing fractions






12. Number divisible by 5






13. The answer to a multiplication problem






14. 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)=






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






16. Multiple-event probability






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






19. Number divisible by 3






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






21. New whole






22. A shortcut for writing repeated multiplication






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






24. odd + even






25. A number written in expanded form with the place values written in exponential form - E.g. 2432=2000+400+30+2






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






27. Natural Numbers - Whole Numbers - Integers - Rational Numbers






28. 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






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






30. Probability






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






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






33. A letter that represents a value that may change






34. An equation showing 2 ratios are equal






35. Average A per B






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






37. Number divisible by 6






38. Percent x whole






39. 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)






40. Number divisible by 2






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






42. odd + odd






43. 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






44. Answer to a multiplication problem






45. Adding/subtracting decimals






46. Comparing decimal fractions






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






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






49. 1/5 + 1/4=4/20 +5/20 and 20 is the...






50. To find the answer for; solve