## 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. Cannot be expressed in the form a/b. Include square roots of whole numbers that are not perfect squares and non terminating decimals that do not repeat. pi**

**2. Average A per B**

**3. Simplifying complex fractions: two methods**

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

**5. Multiple-event probability**

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

**7. Multiplying fractions**

**8. Mode**

**9. Percent increase**

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

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

**12. 1/5 + 1/4=4/20 +5/20 and 20 is the...**

**13. Absolute value of number**

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

**15. To make a percent**

**16. Number divisible by 5**

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

**18. 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?**

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

**20. Adding/subtracting fractions**

**21. Answer to a multiplication problem**

**22. Multiplying decimals**

**23. An equation showing 2 ratios are equal**

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

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

**26. In 4x4=16 - what is 4?**

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

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

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

**30. To change a percent to a decimal**

**31. Percent x whole**

**32. Number divisible by 2**

**33. Reducing fractions**

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

**35. 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)=**

**36. To drop a percent**

**37. Number divisible by 9**

**38. Adding/subtracting decimals**

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

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

**41. 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?**

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

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

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

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

**46. 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**

**47. Average value**

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

**49. How much a number is worth**

**50. Properties of 1 and -1**