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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. Natural Numbers - Whole Numbers - Integers - Rational Numbers
Adding/subtracting 0 from number doesn't change number; number multiplied by 0 is 0; division by 0 undefined
Multiply by 100%
divisibility by 3 rule
rational numbers
2. 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
rational numbers
prime number
inverse property
Distributive law: multiply by LCM of all denominators; treat numerator/denominator separately
3. Not identical or equivalent to
fraction
not equal
common denominator
decimal
4. A fraction whose numerator is greater than its denominator
Adding/subtracting 0 from number doesn't change number; number multiplied by 0 is 0; division by 0 undefined
commutative property
greatest common factor
improper fraction
5. The largest number in a group of numbers
identity property
least common multiple
LCM is LCD
greatest
6. The answer to a multiplication problem
product
distributive property
Last digit divisible by 2
expression
7. To find the answer for; solve
denominator
numerator
constants
evaluate
8. 8x8=64 What is 64?
Number w/o signs
least common multiple
greatest common factor
perfect square
9. A fraction out of 100 - %
commutative property
not equal
Multiply by 100%
percent
10. Number divisible by 9
identity property
inverse property
product
Sum of digits divisible by 9
11. An equation showing 2 ratios are equal
proportion
(Amount of increase/original whole) x100%
value
identity property
12. odd + even
common denominator
commutative property
odd
factor
13. 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?
expanded form using exponents
digit
terminating decimals
denominator
14. The smallest number that is a multiple of both numbers. (the LCM of 15 and 6 is 30)
composite number
least common multiple
Part
quotient
15. Add up the digits; if the sum is a multiple of 3 the number is divisible by 3
divisibility by 3 rule
decimal
even number
proportion
16. Relationship in which a number is smaller than another
less than
even
expression
prime number
17. A number made up of a whole number and a fraction
Divide by 100%
denominator
estimate
mixed number
18. A number that is multiplied by another number to find a producr
factor
percent
divisible
simplify
19. A number with only two factors - one and itself - E.g. 3 -7 -11 -13 -17 -19...
percent
terminating decimals
prime number
simplify
20. A number without fractions; an integer- E.g. 0 - 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9...
exponents
mixed number
whole number
(Amount of decrease/original whole) x100%
21. Any of the symbols used to write numbers (0 - 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9)
simplify
constants
digit
improper fraction
22. Two numbers or expressions that mean the same thing - E.g. 2/3=4/6
equivalent
(Amount of decrease/original whole) x100%
rational numbers
inverse property
23. A set of operators - numbers - variables and grouping symbols; no equal sign
expression
Number of desired outcomes/number of total possible outcomes
variables
commutative property
24. A number that represents a part of a whole or a group; also means 'divided by' - E.g. 1/2 -3/4.5/6
equal
fraction
root numbers
Drop percent - move decimal point two place to left
25. 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
Value occurring most frequently
expression
distributive property
26. A shortcut for writing repeated multiplication
root numbers
exponents
Greater spread in values
Last digit divisible by 2
27. 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?
decimal
Number w/o signs
number line
numerator
28. 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
rational numbers
identity property
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
prime number
29. A number that results from multiplying a factor by itself
square number
improper fraction
estimate
Middle value
30. Rational numbers in decimal form that have a block of on or more digits that repeat continuously
expanded form using exponents
Multiply by power of 10 so divisor is integer; decimal point is above that in dividend
Invert second term - then multiply
repeating decimals
31. Dividing fractions
Add zeros to decimals until all decimals have same number of digits
least common multiple
percent
Invert second term - then multiply
32. Comparing positive fractions
Same numerators: fraction w/ smaller denominator has larger value; Same denominators: fraction w/ larger numerator has larger value
improper fraction
irrational numbers
value
33. To make a percent
Multiply by 100%
Drop percent - move decimal point two place to left
odd
order of operations
34. When a number is larger than the other number. Example 65 > 56
even number
greatest common factor
Adding/subtracting 0 from number doesn't change number; number multiplied by 0 is 0; division by 0 undefined
greater than
35. Adding/subtracting decimals
even
factor pair
distributive property
Line up decimal points
36. To drop a percent
Divide by 100%
divisible
equation
order of operations
37. In 4x4=16 - what is 4?
composite number
compute
root numbers
Distributive law: multiply by LCM of all denominators; treat numerator/denominator separately
38. Average value
exponents
Original whole +/- amount of change
Sum of values/number of values
fraction
39. Properties of 0
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40. The greatest whole number that is a factor of two or more nonzero whole numbers
exponents
greatest common factor
Add zeros to decimals until all decimals have same number of digits
difference
41. Number divisible by 6
Last digit divisible by 2
Greater spread in values
greatest common factor
Divisible by 2 and 3
42. Properties of numbers btw -1 and 1
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43. A comparison of 2 numbers; one form is a fraction
1 dividing by number
Value occurring most frequently
Last digit divisible by 2
ratio
44. New whole
simplify
Original whole +/- amount of change
greatest
denominator
45. 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.
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
composite number
compensation
Last two digits divisible by 4
46. Number divisible by 3
prime factorization
composite number
Sum of digits divisible by 3
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
47. odd + odd
even
Sum of values/number of values
Drop percent - move decimal point two place to left
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
48. A value that does not change; any number
Add zeros to decimals until all decimals have same number of digits
composite number
constants
difference
49. Two factors together that are multiplied to equal a larger number.
whole number
factor pair
Sum of digits divisible by 3
Adding/subtracting 0 from number doesn't change number; number multiplied by 0 is 0; division by 0 undefined
50. Be identical or equivalent to
equal
least common multiple
exponents
perfect square