# 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. To place a fraction in lowest terms

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

3. Reciprocal of number

4. Dividing decimals

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

6. Relationship in which a number is smaller than another

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

8. Properties of numbers btw -1 and 1

9. The answer to a subtraction problem

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

11. To drop a percent

12. Natural Numbers - Whole Numbers - Integers - Rational Numbers

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

14. In 4x4=16 - what is 4?

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

16. A letter that represents a value that may change

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

18. Number divisible by 9

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

20. Percent decrease

21. Percent increase

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

23. To make a percent

24. Simplifying complex fractions: two methods

25. A number made up of a whole number and a fraction

26. Percent x whole

27. Answer to a division problem

28. The largest number in a group of numbers

29. Mode

30. 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)=

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

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

33. Median

34. Average A per B

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

36. A value that does not change; any number

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

38. odd + odd

39. New whole

40. A number that results from multiplying a factor by itself

41. Number divisible by 6

42. Properties of 1 and -1

43. A fraction whose numerator is greater than its denominator

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

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

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

48. Probability

49. Comparing positive fractions

50. Standard deviation: greater if...