Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
17 Cards in this Set
- Front
- Back
|
numerals
|
symbols used to represent numbers
|
|
|
digits
|
basic number symbols:
0, 1, 2, 3, 4, 5, 6, 7, 8, 9 |
|
|
place value
|
values assigned to positions occupied by the digits of a numeral:
ones, tens, hundreds... |
|
|
order of operations
|
PEMDAS - working from left to right
|
|
|
rounding
|
_____ up if the first digit to be replaced by zero is 5 or more. _____ down if the first digit to be replaced by zero is less than 5.
|
|
|
the commutative law of addition
|
a+b = b+a
|
|
|
the commutative law of multiplication
|
a*b = b*a
|
|
|
the associative law of addition
|
(a+b)+c = a+(b+c)
|
|
|
the associative law of multiplication
|
(a*b)*c = a*(b*c)
|
|
|
the distributive law of multiplication w/ respect to addition
|
a*(b+c) = (a*b) + (a*c)
|
|
|
factors
|
_______ of a number divide a number evenly.
|
|
|
multiples
|
_________ of a number can be divided evenly by that number.
|
|
|
prime number
|
a natural number that has exactly 2 factors: 1 and itself.
|
|
|
composite number
|
a natural number that has more than 2 factors
|
|
|
highest common factor
|
The ________ of two or more given numbers is the greatest number which is a common factor of these numbers.
|
|
|
least common multiple
|
The ________ of two or more given numbers is the smallest number which is a common multiple of these numbers.
|
|
|
number sequence
|
a listing of numbers that follow a certain pattern
|
