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

**2. odd + odd**

**3. Answer to a division problem**

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

**5. 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**

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

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

**8. Properties of numbers btw -1 and 1**

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

**10. Adding/subtracting decimals**

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

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

**13. 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?**

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

**15. Reducing fractions**

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

**17. 8x8=64 What is 64?**

**18. New whole**

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

**20. Properties of 1 and -1**

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

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

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

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

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

**26. 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**

**27. Number divisible by 9**

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

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

**30. Multiplying fractions**

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

**32. Reciprocal of number**

**33. Dividing fractions**

**34. Number divisible by 4**

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

**36. Average A per B**

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

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

**39. A value that does not change; any number**

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

**41. 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?**

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

**43. Percent x whole**

**44. Average value**

**45. To make a percent**

**46. Multiplying decimals**

**47. Number divisible by 2**

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

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

**50. Absolute value of number**