## 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. Absolute value of number**

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

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

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

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

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

**7. Number divisible by 9**

**8. Average value**

**9. A number made up of a whole number and a fraction**

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

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

**12. Percent decrease**

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

**14. Percent increase**

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

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

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

**18. Reducing fractions**

**19. Multiplying fractions**

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

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

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

**23. Percent x whole**

**24. Comparing positive fractions**

**25. Answer to a division problem**

**26. New whole**

**27. Average A per B**

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

**29. 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)**

**30. Multiplying decimals**

**31. Number divisible by 5**

**32. Be identical or equivalent to**

**33. 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**

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

**35. Properties of 1 and -1**

**36. Two numbers or expressions that mean the same thing - E.g. 2/3=4/6**

**37. 8x8=64 What is 64?**

**38. Choosing numbers close to the numbers in a problem - and then adjusting the answer to compensate for the numbers chosen - E.g. 23 + 18 and 23+20=43 Since 2 was added to 18 to make 20 - we need to take 2 away from 43.**

**39. odd + even**

**40. A fraction whose numerator is greater than its denominator**

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

**42. Not identical or equivalent to**

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

**44. 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)=**

**45. 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**

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

**47. 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?**

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

**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 comparison of 2 numbers; one form is a fraction**