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Test your basic knowledge |
Number Sense Vocab
Start Test
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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. Able to be divided evenly (without a remainder)
perfect square
divisible
distributive property
rational numbers
2. To change a percent to a decimal
percent
constants
Drop percent - move decimal point two place to left
1 dividing by number
3. Multiple-event probability
equal
odd number
Probability for each event then multiply individual probabilities together
Sum of digits divisible by 3
4. Number divisible by 9
Sum of digits divisible by 9
expression
Number of decimal places is total number of decimals places in factors multiplied
Last digit 0 or 5
5. A number without fractions; an integer- E.g. 0 - 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9...
Distributive law: multiply by LCM of all denominators; treat numerator/denominator separately
whole number
denominator
variables
6. Not identical or equivalent to
place value
Sum of values/number of values
constants
not equal
7. New whole
quotient
product
Original whole +/- amount of change
greater than
8. 8x8=64 What is 64?
perfect square
greater than
simplify
estimate
9. Simplifying complex fractions: two methods
repeating decimals
Distributive law: multiply by LCM of all denominators; treat numerator/denominator separately
odd
divisibility by 3 rule
10. Number divisible by 3
Sum of digits divisible by 3
even number
divisible
evaluate
11. odd + odd
even number
1 dividing by number
Number w/o signs
even
12. Properties of 0
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13. Rational numbers in decimal form that have a block of on or more digits that repeat continuously
Distributive law: multiply by LCM of all denominators; treat numerator/denominator separately
repeating decimals
square number
Value occurring most frequently
14. Multiplying decimals
odd
inverse property
divisible
Number of decimal places is total number of decimals places in factors multiplied
15. Relationship in which a number is smaller than another
whole number
sum
less than
divisible
16. Multiplying fractions
perfect square
distributive property
even
Reduce diagonally/vertically then multiply numerators and denominators
17. 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
Middle value
identity property
prime factorization
irrational numbers
18. 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?
denominator
equation
product
perfect square
19. Number divisible by 2
Middle value
Sum of digits divisible by 3
Original whole +/- amount of change
Last digit divisible by 2
20. How much a number is worth
whole number
root numbers
value
inverse property
21. Two factors together that are multiplied to equal a larger number.
factor pair
Line up decimal points
product
Divide out largest common factor
22. The answer to a subtraction problem
difference
associative property
compensation
Sum of values/number of values
23. In 4x4=16 - what is 4?
greater than
root numbers
Sum of digits divisible by 3
identity property
24. The smallest number in a group of numbers
Total A/total B
Last two digits divisible by 4
variables
least
25. Number divisible by 5
variables
Last digit 0 or 5
order of operations
Number of decimal places is total number of decimals places in factors multiplied
26. 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?
sum
numerator
identity property
irrational numbers
27. 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.
compensation
Distributive law: multiply by LCM of all denominators; treat numerator/denominator separately
(Amount of increase/original whole) x100%
Last two digits divisible by 4
28. Adding/subtracting fractions
divisibility by 3 rule
compute
LCM is LCD
simplify
29. The value of a digit based on its position within a number - e.g. 2 -432 The position of the numbers
commutative property
Sum of digits divisible by 3
place value
Same numerators: fraction w/ smaller denominator has larger value; Same denominators: fraction w/ larger numerator has larger value
30. odd + even
odd
difference
improper fraction
range
31. A number made up of a whole number and a fraction
difference
irrational numbers
range
mixed number
32. Add up the digits; if the sum is a multiple of 3 the number is divisible by 3
divisibility by 3 rule
identity property
Sum of digits divisible by 9
(Amount of increase/original whole) x100%
33. To make a percent
Last two digits divisible by 4
Multiply by 100%
(Amount of increase/original whole) x100%
variables
34. Properties of numbers btw -1 and 1
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35. The answer to an addition problem
not equal
greater than
square number
sum
36. Absolute value of number
fraction
Number w/o signs
Probability for each event then multiply individual probabilities together
Number of desired outcomes/number of total possible outcomes
37. 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)=
value
factor pair
distributive property
divisible
38. Number divisible by 6
distributive property
Divisible by 2 and 3
Greater spread in values
divisibility by 3 rule
39. A number written in expanded form with the place values written in exponential form - E.g. 2432=2000+400+30+2
Total A/total B
greatest common factor
expanded form using exponents
Divide by 100%
40. A fraction out of 100 - %
percent
divisibility by 3 rule
Adding/subtracting 0 from number doesn't change number; number multiplied by 0 is 0; division by 0 undefined
Sum of digits divisible by 9
41. The difference between the greatest and the least numbers in a set of data.
Drop percent - move decimal point two place to left
range
(Amount of increase/original whole) x100%
irrational numbers
42. Adding/subtracting decimals
percent
equal
Line up decimal points
Number of desired outcomes/number of total possible outcomes
43. A line for representing and graphing numbers. Each point on the line corresponds to a number.
Greater spread in values
Part
Same numerators: fraction w/ smaller denominator has larger value; Same denominators: fraction w/ larger numerator has larger value
number line
44. The largest number in a group of numbers
greatest common factor
Sum of digits divisible by 3
improper fraction
greatest
45. Properties of 1 and -1
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46. 1/5 + 1/4=4/20 +5/20 and 20 is the...
(Amount of increase/original whole) x100%
Number w/o signs
improper fraction
common denominator
47. 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
Number w/o signs
inverse property
denominator
Adding/subtracting 0 from number doesn't change number; number multiplied by 0 is 0; division by 0 undefined
48. The greatest whole number that is a factor of two or more nonzero whole numbers
associative property
greatest common factor
greater than
Total A/total B
49. 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)
prime number
less than
sum
commutative property
50. Reducing fractions
Divide out largest common factor
inverse property
even
Same numerators: fraction w/ smaller denominator has larger value; Same denominators: fraction w/ larger numerator has larger value
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