## Test your basic knowledge |

# Number Sense Vocab

**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. Simplifying complex fractions: two methods**

**2. Absolute value of number**

**3. Probability**

**4. 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)**

**5. Properties of 1 and -1**

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

**7. A number that results from multiplying a factor by itself**

**8. Relationship in which a number is smaller than another**

**9. A fraction out of 100 - %**

**10. Number divisible by 6**

**11. The answer to an addition problem**

**12. Average A per B**

**13. Multiplying decimals**

**14. Number divisible by 2**

**15. 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**

**16. To make a percent**

**17. Average value**

**18. A shortcut for writing repeated multiplication**

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

**20. The answer to a multiplication problem**

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

**22. Comparing positive fractions**

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

**24. Comparing decimal fractions**

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

**26. Number divisible by 9**

**27. A number with more than two factors**

**28. A letter that represents a value that may change**

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

**30. Natural Numbers - Whole Numbers - Integers - Rational Numbers**

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

**32. The answer to a subtraction problem**

**33. Be identical or equivalent to**

**34. The smallest number in a group of numbers**

**35. The largest number in a group of numbers**

**36. 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)=**

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

**38. Properties of 0**

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

**40. Percent increase**

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

**42. To drop a percent**

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

**44. 1/5 + 1/4=4/20 +5/20 and 20 is the...**

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

**46. Reducing fractions**

**47. To find the answer for; solve**

**48. Number divisible by 4**

**49. Percent x whole**

**50. Able to be divided evenly (without a remainder)**