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. Properties of 1 and -1

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

2. Be identical or equivalent to
denominator
(Amount of increase/original whole) x100%
equal
Sum of digits divisible by 9

3. Percent increase
greatest
even
variables
(Amount of increase/original whole) x100%

4. To make a percent
distributive property
numerator
Multiply by 100%
(Amount of increase/original whole) x100%

5. Comparing decimal fractions
Add zeros to decimals until all decimals have same number of digits
root numbers
Invert second term - then multiply
proportion

6. To perform a calculation - E.g. 2+2=4
Original whole +/- amount of change
Number w/o signs
compute
perfect square

7. Any whole number that ends with 0 - 2 - 4 - 6 - or 8 - any whole number that can be divided by 2
decimal
even number
number line
rational numbers

8. Multiplying fractions
Middle value
greatest
compute
Reduce diagonally/vertically then multiply numerators and denominators

9. Reducing fractions
Divide out largest common factor
irrational numbers
perfect square
sum

10. Properties of 0

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

11. To drop a percent
Divide by 100%
Value occurring most frequently
percent
greatest common factor

12. Able to be divided evenly (without a remainder)
perfect square
divisible
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
Drop percent - move decimal point two place to left

13. 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?
rational numbers
numerator
least
Number of desired outcomes/number of total possible outcomes

14. Answer to a multiplication problem
product
number line
Sum of digits divisible by 3
prime number

15. 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
inverse property
Total A/total B
numerator
compatible numbers

16. Two factors together that are multiplied to equal a larger number.
Reduce diagonally/vertically then multiply numerators and denominators
Adding/subtracting 0 from number doesn't change number; number multiplied by 0 is 0; division by 0 undefined
factor pair
inverse property

17. How much a number is worth
even
mixed number
value
commutative property

18. 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
(Amount of increase/original whole) x100%
identity property
Divide out largest common factor
sum

19. PEMDAS - Parentheses - Exponents - Multiplication & Division (L to R) - Addition & Subtraction (L to R)
Probability for each event then multiply individual probabilities together
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
Last digit divisible by 2
order of operations

20. A number that represents a part of a whole or a group; also means 'divided by' - E.g. 1/2 -3/4.5/6
repeating decimals
fraction
Multiply by power of 10 so divisor is integer; decimal point is above that in dividend
equivalent

21. Average value
divisible
Original whole +/- amount of change
Sum of values/number of values
denominator

22. The answer to a multiplication problem
Divide out largest common factor
factor pair
fraction
product

23. A value that does not change; any number
constants
whole number
not equal
equivalent

24. 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)
commutative property
value
equal
Value occurring most frequently

25. A number made up of a whole number and a fraction
Reduce diagonally/vertically then multiply numerators and denominators
divisibility by 3 rule
decimal
mixed number

26. 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)=
distributive property
Divide out largest common factor
Sum of digits divisible by 9
Divisible by 2 and 3

27. Two numbers or expressions that mean the same thing - E.g. 2/3=4/6
greatest common factor
constants
equivalent
(Amount of decrease/original whole) x100%

28. Standard deviation: greater if...
greatest common factor
Greater spread in values
odd
prime factorization

29. A number that is multiplied by another number to find a producr
Part
odd
factor
Sum of digits divisible by 3

30. The smallest number that is a multiple of both numbers. (the LCM of 15 and 6 is 30)
1 dividing by number
least common multiple
divisible
divisibility by 3 rule

31. To place a fraction in lowest terms
simplify
irrational numbers
whole number
odd number

32. Natural Numbers - Whole Numbers - Integers - Rational Numbers
less than
(Amount of increase/original whole) x100%
LCM is LCD
rational numbers

33. Answer to a division problem
commutative property
factor pair
quotient
compatible numbers

34. To change a percent to a decimal
compensation
Drop percent - move decimal point two place to left
commutative property
denominator

35. The greatest whole number that is a factor of two or more nonzero whole numbers
even
greatest common factor
difference
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

36. A fraction whose numerator is greater than its denominator
improper fraction
identity property
Middle value
simplify

37. Number divisible by 2
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
factor pair
Last digit divisible by 2
(Amount of decrease/original whole) x100%

38. Number divisible by 6
rational numbers
proportion
denominator
Divisible by 2 and 3

39. A number with more than two factors
divisibility by 3 rule
quotient
composite number
equation

40. 8x8=64 What is 64?
perfect square
exponents
commutative property
Middle value

41. Dividing fractions
Invert second term - then multiply
not equal
Greater spread in values
greatest

42. Comparing positive fractions
divisible
difference
simplify
Same numerators: fraction w/ smaller denominator has larger value; Same denominators: fraction w/ larger numerator has larger value

43. Percent x whole
expression
Probability for each event then multiply individual probabilities together
expanded form using exponents
Part

44. A set of operators - numbers - variables and grouping symbols; no equal sign
range
divisibility by 3 rule
expression
odd number

45. Numbers that are easy to compute mentally - E.g. 34 / 5 is close to 35 / 5
range
sum
factor pair
compatible numbers

46. Probability
Original whole +/- amount of change
equivalent
root numbers
Number of desired outcomes/number of total possible outcomes

47. Number divisible by 9
Adding/subtracting 0 from number doesn't change number; number multiplied by 0 is 0; division by 0 undefined
place value
Sum of digits divisible by 9
Sum of digits divisible by 3

48. Number divisible by 5
Last digit 0 or 5
factor pair
product
expression

49. Median
denominator
compatible numbers
Middle value
less than

50. The answer to a subtraction problem
Sum of digits divisible by 3
compatible numbers
difference
LCM is LCD