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Number Sense Vocab

Subjects : math, number-sense
  • Answer 50 questions in 15 minutes.
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  • 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. Dividing fractions

2. A shortcut for writing repeated multiplication

3. Absolute value of number

4. Properties of numbers btw -1 and 1

5. Comparing decimal fractions

6. Number divisible by 6

7. Adding/subtracting decimals

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

9. Number divisible by 4

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

11. The answer to a subtraction problem

12. The smallest number in a group of numbers

13. The answer to a multiplication problem

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

15. Average A per B

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

17. To drop a percent

18. Not identical or equivalent to

19. Number divisible by 3

20. Multiplying decimals

21. Median

22. New whole

23. Mode

24. The largest number in a group of numbers

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

26. 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

27. Average value

28. An equation showing 2 ratios are equal

29. A value that does not change; any number

30. Simplifying complex fractions: two methods

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

32. The answer to an addition problem

33. Multiple-event probability

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

35. How much a number is worth

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

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

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

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

40. 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)

41. Comparing positive fractions

42. Standard deviation: greater if...

43. To make a percent

44. In multiplication or addition - the order of two numbers may be switched around and the answer is the same. Ex: a+b = b+a. or (1x2) x 3=1x (2x3)

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

46. Relationship in which a number is smaller than another

47. To place a fraction in lowest terms

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

49. Percent increase

50. To change a percent to a decimal