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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.
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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