Test your basic knowledge |

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 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)






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






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






4. Average A per B






5. Reducing fractions






6. 1/5 + 1/4=4/20 +5/20 and 20 is the...






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






8. Percent increase






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






10. Answer to a division problem






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






12. 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?






13. Answer to a multiplication problem






14. Multiplying fractions






15. 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)






16. Number divisible by 3






17. Dividing decimals






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






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






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






21. A shortcut for writing repeated multiplication






22. Percent x whole






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






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






25. Number divisible by 2






26. Relationship in which a number is smaller than another






27. A value that does not change; any number






28. New whole






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






30. A fraction out of 100 - %






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






32. Average value






33. To change a percent to a decimal






34. A number with more than two factors






35. Mode






36. Adding/subtracting decimals






37. Properties of 0






38. A fraction whose numerator is greater than its denominator






39. 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)=






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






41. Comparing positive fractions






42. Simplifying complex fractions: two methods






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






44. Probability






45. 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?






46. The answer to a multiplication problem






47. Be identical or equivalent to






48. 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






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






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