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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. Answer to a multiplication problem
proportion
product
improper fraction
difference
2. Number divisible by 3
Divide by 100%
Same numerators: fraction w/ smaller denominator has larger value; Same denominators: fraction w/ larger numerator has larger value
Multiply by 100%
Sum of digits divisible by 3
3. Natural Numbers - Whole Numbers - Integers - Rational Numbers
(Amount of increase/original whole) x100%
even
Add zeros to decimals until all decimals have same number of digits
rational numbers
4. 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
composite number
irrational numbers
factor pair
equivalent
5. A fraction whose numerator is greater than its denominator
decimal
greater than
improper fraction
Last digit divisible by 2
6. A number without fractions; an integer- E.g. 0 - 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9...
whole number
Number of decimal places is total number of decimals places in factors multiplied
place value
terminating decimals
7. 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)=
repeating decimals
Distributive law: multiply by LCM of all denominators; treat numerator/denominator separately
distributive property
evaluate
8. Dividing decimals
root numbers
fraction
Reduce diagonally/vertically then multiply numerators and denominators
Multiply by power of 10 so divisor is integer; decimal point is above that in dividend
9. To place a fraction in lowest terms
simplify
whole number
Sum of digits divisible by 9
greatest
10. A number made up of a whole number and a fraction
mixed number
difference
irrational numbers
number line
11. A letter that represents a value that may change
greatest common factor
variables
product
Distributive law: multiply by LCM of all denominators; treat numerator/denominator separately
12. The value of a digit based on its position within a number - e.g. 2 -432 The position of the numbers
Reduce diagonally/vertically then multiply numerators and denominators
place value
odd
order of operations
13. Add up the digits; if the sum is a multiple of 3 the number is divisible by 3
Original whole +/- amount of change
fraction
divisibility by 3 rule
digit
14. Multiplying decimals
inverse property
Number of decimal places is total number of decimals places in factors multiplied
equation
Number w/o signs
15. Rational numbers in decimal form that have a block of on or more digits that repeat continuously
Reduce diagonally/vertically then multiply numerators and denominators
distributive property
repeating decimals
not equal
16. In 4x4=16 - what is 4?
Middle value
Last digit 0 or 5
1 dividing by number
root numbers
17. The largest number in a group of numbers
greatest
LCM is LCD
Number of desired outcomes/number of total possible outcomes
1 dividing by number
18. A whole number such as 1 - 3 - 5 and so on that cannot be evenly divisible by 2
odd number
(Amount of increase/original whole) x100%
proportion
(Amount of decrease/original whole) x100%
19. Percent x whole
divisible
Part
Total A/total B
equivalent
20. The smallest number that is a multiple of both numbers. (the LCM of 15 and 6 is 30)
LCM is LCD
least common multiple
simplify
Sum of digits divisible by 3
21. Average A per B
even
Total A/total B
decimal
composite number
22. Standard deviation: greater if...
prime factorization
even
digit
Greater spread in values
23. To drop a percent
Reduce diagonally/vertically then multiply numerators and denominators
greatest common factor
irrational numbers
Divide by 100%
24. Relationship in which a number is smaller than another
Reduce diagonally/vertically then multiply numerators and denominators
less than
divisibility by 3 rule
prime factorization
25. Multiplying fractions
Sum of values/number of values
Reduce diagonally/vertically then multiply numerators and denominators
divisible
quotient
26. To find the answer for; solve
evaluate
common denominator
1 dividing by number
identity property
27. Adding/subtracting fractions
Add zeros to decimals until all decimals have same number of digits
not equal
improper fraction
LCM is LCD
28. Any of the symbols used to write numbers (0 - 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9)
(Amount of increase/original whole) x100%
Part
evaluate
digit
29. Answer to a division problem
(Amount of increase/original whole) x100%
quotient
Multiply by 100%
irrational numbers
30. The answer to an addition problem
sum
estimate
range
LCM is LCD
31. Simplifying complex fractions: two methods
Distributive law: multiply by LCM of all denominators; treat numerator/denominator separately
divisibility by 3 rule
inverse property
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
32. A number that represents a part of a whole or a group; also means 'divided by' - E.g. 1/2 -3/4.5/6
perfect square
fraction
repeating decimals
terminating decimals
33. 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
equation
LCM is LCD
prime factorization
inverse property
34. Properties of 1 and -1
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35. A number with one or more digits to the right of the decimal point - E.g. .33
Divisible by 2 and 3
decimal
Add zeros to decimals until all decimals have same number of digits
Multiply by 100%
36. Number divisible by 2
divisibility by 3 rule
product
Last digit divisible by 2
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
37. 8x8=64 What is 64?
perfect square
divisible
simplify
equal
38. When a number is larger than the other number. Example 65 > 56
greater than
irrational numbers
root numbers
greatest
39. Comparing positive fractions
Line up decimal points
perfect square
Same numerators: fraction w/ smaller denominator has larger value; Same denominators: fraction w/ larger numerator has larger value
sum
40. Median
Middle value
evaluate
Divide out largest common factor
value
41. Dividing fractions
Invert second term - then multiply
Sum of digits divisible by 9
order of operations
factor pair
42. 1/5 + 1/4=4/20 +5/20 and 20 is the...
simplify
expanded form using exponents
common denominator
fraction
43. A property of real numbers that states that the sum or product of a set of numbers is the same - regardless of how the numbers are grouped - (a+b)+c=a+(b+c) - e.g. (1+2)+3=1+(2+3)
associative property
evaluate
compensation
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
44. A line for representing and graphing numbers. Each point on the line corresponds to a number.
1 dividing by number
greatest
identity property
number line
45. To make a percent
greatest
not equal
LCM is LCD
Multiply by 100%
46. Any whole number that ends with 0 - 2 - 4 - 6 - or 8 - any whole number that can be divided by 2
equal
difference
compute
even number
47. A fraction out of 100 - %
numerator
percent
even
fraction
48. A shortcut for writing repeated multiplication
expression
exponents
product
numerator
49. The answer to a subtraction problem
associative property
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
difference
Last two digits divisible by 4
50. A number with only two factors - one and itself - E.g. 3 -7 -11 -13 -17 -19...
decimal
prime number
evaluate
number line