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Test your basic knowledge |
Number Sense Vocab
Start Test
Study First
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. Number divisible by 3
distributive property
irrational numbers
Sum of digits divisible by 3
equivalent
2. Average value
composite number
product
Sum of values/number of values
Adding/subtracting 0 from number doesn't change number; number multiplied by 0 is 0; division by 0 undefined
3. In 4x4=16 - what is 4?
root numbers
square number
divisible
Same numerators: fraction w/ smaller denominator has larger value; Same denominators: fraction w/ larger numerator has larger value
4. Number divisible by 9
digit
Sum of digits divisible by 9
equation
ratio
5. Multiple-event probability
Probability for each event then multiply individual probabilities together
Original whole +/- amount of change
irrational numbers
variables
6. Properties of 0
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7. Two numbers or expressions that mean the same thing - E.g. 2/3=4/6
Line up decimal points
Original whole +/- amount of change
composite number
equivalent
8. PEMDAS - Parentheses - Exponents - Multiplication & Division (L to R) - Addition & Subtraction (L to R)
(Amount of increase/original whole) x100%
Probability for each event then multiply individual probabilities together
order of operations
common denominator
9. The expression of a number as a product of prime factors; use a factor tree!
(Amount of increase/original whole) x100%
LCM is LCD
decimal
prime factorization
10. Percent decrease
product
square number
(Amount of decrease/original whole) x100%
terminating decimals
11. A fraction whose numerator is greater than its denominator
percent
Multiply by power of 10 so divisor is integer; decimal point is above that in dividend
Number w/o signs
improper fraction
12. Percent x whole
Part
ratio
compensation
expanded form using exponents
13. Rational numbers in decimal form that have a block of on or more digits that repeat continuously
repeating decimals
proportion
estimate
sum
14. A line for representing and graphing numbers. Each point on the line corresponds to a number.
odd
Original whole +/- amount of change
number line
decimal
15. Multiplying fractions
fraction
prime factorization
Reduce diagonally/vertically then multiply numerators and denominators
equation
16. Two expressions that are set equal to each other; a number sentence with an equal sign
equation
Sum of values/number of values
distributive property
square number
17. A number that is multiplied by another number to find a producr
factor
square number
Number of desired outcomes/number of total possible outcomes
simplify
18. Comparing decimal fractions
prime number
Add zeros to decimals until all decimals have same number of digits
Adding/subtracting 0 from number doesn't change number; number multiplied by 0 is 0; division by 0 undefined
Divide by 100%
19. Mode
Sum of digits divisible by 9
numerator
root numbers
Value occurring most frequently
20. Number divisible by 5
value
Last two digits divisible by 4
Divisible by 2 and 3
Last digit 0 or 5
21. The greatest whole number that is a factor of two or more nonzero whole numbers
equation
repeating decimals
greatest common factor
numerator
22. Answer to a multiplication problem
product
inverse property
divisibility by 3 rule
Sum of digits divisible by 9
23. A number that represents a part of a whole or a group; also means 'divided by' - E.g. 1/2 -3/4.5/6
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
fraction
prime factorization
Adding/subtracting 0 from number doesn't change number; number multiplied by 0 is 0; division by 0 undefined
24. A comparison of 2 numbers; one form is a fraction
ratio
simplify
proportion
Sum of digits divisible by 9
25. The largest number in a group of numbers
least
greatest
(Amount of decrease/original whole) x100%
compute
26. A fraction out of 100 - %
percent
Number of desired outcomes/number of total possible outcomes
Divisible by 2 and 3
identity property
27. A number that results from multiplying a factor by itself
least common multiple
difference
square number
ratio
28. Dividing decimals
evaluate
Line up decimal points
repeating decimals
Multiply by power of 10 so divisor is integer; decimal point is above that in dividend
29. A whole number such as 1 - 3 - 5 and so on that cannot be evenly divisible by 2
not equal
difference
divisibility by 3 rule
odd number
30. 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?
Same numerators: fraction w/ smaller denominator has larger value; Same denominators: fraction w/ larger numerator has larger value
terminating decimals
product
denominator
31. The smallest number that is a multiple of both numbers. (the LCM of 15 and 6 is 30)
least common multiple
odd
Adding/subtracting 0 from number doesn't change number; number multiplied by 0 is 0; division by 0 undefined
distributive property
32. A number with one or more digits to the right of the decimal point - E.g. .33
Line up decimal points
not equal
decimal
whole number
33. Adding/subtracting fractions
constants
associative property
factor
LCM is LCD
34. How much a number is worth
odd
place value
value
greater than
35. Median
expression
Middle value
Last two digits divisible by 4
Divide by 100%
36. To place a fraction in lowest terms
even number
prime factorization
simplify
greatest
37. The value of a digit based on its position within a number - e.g. 2 -432 The position of the numbers
place value
equal
Number of decimal places is total number of decimals places in factors multiplied
fraction
38. The difference between the greatest and the least numbers in a set of data.
compatible numbers
Sum of values/number of values
range
product
39. To find the answer for; solve
evaluate
Divisible by 2 and 3
Value occurring most frequently
compatible numbers
40. 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?
divisibility by 3 rule
numerator
Line up decimal points
prime number
41. Not identical or equivalent to
Total A/total B
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
LCM is LCD
not equal
42. 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.
Line up decimal points
compensation
composite number
Adding/subtracting 0 from number doesn't change number; number multiplied by 0 is 0; division by 0 undefined
43. To change a percent to a decimal
Divisible by 2 and 3
least
divisibility by 3 rule
Drop percent - move decimal point two place to left
44. Be identical or equivalent to
identity property
evaluate
equal
expanded form using exponents
45. Number divisible by 4
(Amount of decrease/original whole) x100%
composite number
Last two digits divisible by 4
greatest common factor
46. To make a percent
Adding/subtracting 0 from number doesn't change number; number multiplied by 0 is 0; division by 0 undefined
Multiply by 100%
Part
commutative property
47. New whole
square 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
Sum of digits divisible by 3
Original whole +/- amount of change
48. A set of operators - numbers - variables and grouping symbols; no equal sign
Last digit 0 or 5
1 dividing by number
Number w/o signs
expression
49. An equation showing 2 ratios are equal
Reduce diagonally/vertically then multiply numerators and denominators
least
proportion
odd number
50. Reducing fractions
Probability for each event then multiply individual probabilities together
Drop percent - move decimal point two place to left
least common multiple
Divide out largest common factor