# 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. A fraction whose numerator is greater than its denominator

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

3. Percent increase

4. Multiple-event probability

5. A shortcut for writing repeated multiplication

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

7. 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)=

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

9. Number divisible by 5

10. Dividing fractions

11. A number without fractions; an integer- E.g. 0 - 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9...

12. The answer to a subtraction problem

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

14. 8x8=64 What is 64?

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

16. Average value

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

18. To find the answer for; solve

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. Absolute value of number

21. Multiplying decimals

22. 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)

23. Mode

24. Properties of numbers btw -1 and 1

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

26. Number divisible by 6

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

28. 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.

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

30. 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

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

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

33. New whole

34. Relationship in which a number is smaller than another

35. Dividing decimals

36. A fraction out of 100 - %

37. Properties of 1 and -1

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

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

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

41. Number divisible by 4

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

43. The answer to a multiplication problem

44. Be identical or equivalent to

45. Reciprocal of number

46. An equation showing 2 ratios are equal

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

48. Comparing positive fractions