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






2. Multiplying fractions






3. Adding/subtracting decimals






4. A fraction out of 100 - %






5. Number divisible by 3






6. Multiple-event probability






7. The value of a digit based on its position within a number - e.g. 2 -432 The position of the numbers






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






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






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






11. 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)






12. Comparing positive fractions






13. Properties of 1 and -1


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






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






16. Number divisible by 4






17. Dividing fractions






18. Not identical or equivalent to






19. Standard deviation: greater if...






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






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






22. Probability






23. To drop a percent






24. The largest number in a group of numbers






25. A number with more than two factors






26. 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?






27. 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






28. To make a percent






29. How much a number is worth






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






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






32. Comparing decimal fractions






33. 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






34. Be identical or equivalent to






35. A value that does not change; any number






36. Properties of 0


37. To change a percent to a decimal






38. To find the answer for; solve






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






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






41. Multiplying decimals






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






43. To find a number that is close to an exact answer - E.g. 23+24 is around 50






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






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






46. An equation showing 2 ratios are equal






47. Relationship in which a number is smaller than another






48. Reciprocal of number






49. 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?






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