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. A number that represents a part of a whole or a group; also means 'divided by' - E.g. 1/2 -3/4.5/6
Last two digits divisible by 4
Last digit 0 or 5
fraction
common denominator

2. Number divisible by 5
greater than
Last digit 0 or 5
0 and 1: Reciprocal greater than number - square less than number - positive number's product smaller than number - negative number's product larger than number; -1 and 0: reciprocal less than number
value

3. The answer to an addition problem
least common multiple
number line
sum
compatible numbers

4. odd + even
improper fraction
odd
composite number
(Amount of increase/original whole) x100%

5. Reciprocal of number
commutative property
Divide by 100%
1 dividing by number
proportion

6. The value of a digit based on its position within a number - e.g. 2 -432 The position of the numbers
place value
decimal
expanded form using exponents
Original whole +/- amount of change

7. Rational numbers in decimal form that have a block of on or more digits that repeat continuously
repeating decimals
Adding/subtracting 0 from number doesn't change number; number multiplied by 0 is 0; division by 0 undefined
greater than
Invert second term - then multiply

8. A number with only two factors - one and itself - E.g. 3 -7 -11 -13 -17 -19...
greater than
(Amount of decrease/original whole) x100%
Total A/total B
prime number

9. In 4x4=16 - what is 4?
not equal
improper fraction
root numbers
Middle value

10. Percent decrease
equivalent
Value occurring most frequently
(Amount of decrease/original whole) x100%
evaluate

11. A number made up of a whole number and a fraction
Sum of digits divisible by 9
numerator
square number
mixed number

12. Dividing fractions
expression
Probability for each event then multiply individual probabilities together
Invert second term - then multiply
equivalent

13. Average A per B
prime factorization
Total A/total B
range
square number

14. A fraction out of 100 - %
difference
improper fraction
percent
square number

15. Adding/subtracting fractions
0 and 1: Reciprocal greater than number - square less than number - positive number's product smaller than number - negative number's product larger than number; -1 and 0: reciprocal less than number
LCM is LCD
number line
product

16. Two numbers or expressions that mean the same thing - E.g. 2/3=4/6
factor
Reduce diagonally/vertically then multiply numerators and denominators
equivalent
estimate

17. Percent x whole
least common multiple
Part
greater than
improper fraction

18. Multiplying decimals
Greater spread in values
Number of decimal places is total number of decimals places in factors multiplied
(Amount of decrease/original whole) x100%
evaluate

19. Any whole number that ends with 0 - 2 - 4 - 6 - or 8 - any whole number that can be divided by 2
even number
less than
Value occurring most frequently
identity property

20. A comparison of 2 numbers; one form is a fraction
Multiply by power of 10 so divisor is integer; decimal point is above that in dividend
ratio
range
Same numerators: fraction w/ smaller denominator has larger value; Same denominators: fraction w/ larger numerator has larger value

21. Number divisible by 6
Add zeros to decimals until all decimals have same number of digits
prime factorization
Divisible by 2 and 3
compensation

22. To place a fraction in lowest terms
distributive property
simplify
least common multiple
rational numbers

23. Median
Middle value
improper fraction
Multiplying/dividing number by 1 doesn't change number; multiplying/dividing number by -1 changes sign; sum of number of -1 times number is 0
odd

24. 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
irrational numbers
greatest
prime factorization
fraction

25. Number divisible by 2
Same numerators: fraction w/ smaller denominator has larger value; Same denominators: fraction w/ larger numerator has larger value
Last digit divisible by 2
greatest
Line up decimal points

26. Properties of numbers btw -1 and 1

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183

27. Average value
Sum of values/number of values
place value
compensation
root numbers

28. To find the answer for; solve
equal
Last digit divisible by 2
product
evaluate

29. Simplifying complex fractions: two methods
value
Distributive law: multiply by LCM of all denominators; treat numerator/denominator separately
Drop percent - move decimal point two place to left
least

30. A value that does not change; any number
not equal
Number of decimal places is total number of decimals places in factors multiplied
constants
Number w/o signs

31. Any of the symbols used to write numbers (0 - 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9)
less than
digit
least common multiple
place value

32. Comparing positive fractions
Same numerators: fraction w/ smaller denominator has larger value; Same denominators: fraction w/ larger numerator has larger value
place value
(Amount of decrease/original whole) x100%
compute

33. Rational numbers that expressed in decimal format that have fixed number of digits. 1.5 etc.
Multiplying/dividing number by 1 doesn't change number; multiplying/dividing number by -1 changes sign; sum of number of -1 times number is 0
Greater spread in values
Add zeros to decimals until all decimals have same number of digits
terminating decimals

34. Relationship in which a number is smaller than another
less than
order of operations
even number
0 and 1: Reciprocal greater than number - square less than number - positive number's product smaller than number - negative number's product larger than number; -1 and 0: reciprocal less than number

35. Properties of 0

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183

36. An equation showing 2 ratios are equal
Drop percent - move decimal point two place to left
compensation
proportion
least

37. To change a percent to a decimal
Drop percent - move decimal point two place to left
product
Multiplying/dividing number by 1 doesn't change number; multiplying/dividing number by -1 changes sign; sum of number of -1 times number is 0
sum

38. 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)
Multiply by 100%
commutative property
(Amount of decrease/original whole) x100%
Last digit 0 or 5

39. To find a number that is close to an exact answer - E.g. 23+24 is around 50
identity property
estimate
numerator
Probability for each event then multiply individual probabilities together

40. Absolute value of number
Total A/total B
Invert second term - then multiply
Number w/o signs
Number of decimal places is total number of decimals places in factors multiplied

41. Two expressions that are set equal to each other; a number sentence with an equal sign
equation
Invert second term - then multiply
(Amount of decrease/original whole) x100%
fraction

42. 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?
order of operations
numerator
LCM is LCD
equation

43. When a number is larger than the other number. Example 65 > 56
Last two digits divisible by 4
Value occurring most frequently
greater than
Greater spread in values

44. The greatest whole number that is a factor of two or more nonzero whole numbers
compensation
greatest common factor
number line
divisibility by 3 rule

45. A number with one or more digits to the right of the decimal point - E.g. .33
Value occurring most frequently
Number of decimal places is total number of decimals places in factors multiplied
decimal
improper fraction

46. A number written in expanded form with the place values written in exponential form - E.g. 2432=2000+400+30+2
even
Total A/total B
Drop percent - move decimal point two place to left
expanded form using exponents

47. A line for representing and graphing numbers. Each point on the line corresponds to a number.
number line
irrational numbers
least
expression

48. A whole number such as 1 - 3 - 5 and so on that cannot be evenly divisible by 2
greatest
Last digit divisible by 2
odd number
fraction

49. Multiple-event probability
Add zeros to decimals until all decimals have same number of digits
proportion
Probability for each event then multiply individual probabilities together
Last two digits divisible by 4

50. A set of operators - numbers - variables and grouping symbols; no equal sign
Number of desired outcomes/number of total possible outcomes
Drop percent - move decimal point two place to left
Part
expression