|We have gathered some simple definitions ~ above this page. For lots an ext definitions, explanations, etc, usage search above.|
You are watching: What does how many mean in math
|Or watch up your word in the:|
|Illustrated math Dictionary|
The basic Operations
In simple mathematics over there are countless ways of saying the exact same thing:
Addition is ...
... Bringing 2 or an ext numbers (or things) together to make a new total.
The number to be added together are referred to as the "Addends":
Subtraction is ...
... Acquisition one number away from another.
Minuend:The number the is to be subtracted from.Subtrahend:The number that is to it is in subtracted.Difference: The result of subtracting one number native another.
Multiplication is ...
... (in its most basic form) repeated addition.
Here we check out that 6+6+6 (three 6s) do 18:
It can additionally be stated that 3+3+3+3+3+3 (six 3s) do 18
But we can also multiply by fractions or decimals, which goes past the an easy idea of repetitive addition:
Example: 3.5 × 5 = 17.5
which is 3.5 numerous 5, or 5 numerous 3.5
Division is ...
... Separating into equal parts or groups. It is the result of "fair sharing".
Division has actually its own special words come remember.
Let"s take the basic question of 22 split by 5. The prize is 4, with 2 left over.
Here we check out the crucial words:
Which can also be in this form:
A portion is ...
... Part of a whole.
The top part (the numerator) claims how many parts us have.
The bottom component (the denominator) says how many parts the entirety is separated into.
See fountain for much more details.
A Decimal Number is ...
... A number that contains a Decimal Point.
See decimal for much more details.
A percentage is ...
... Parts per 100. The price is %
Example: 25% means 25 every 100 (25% of this box is green)
See Percentages for much more details.
Average (Mean) is ...
... The sum separated by the count.
We calculate the mean by adding up all the values, then division by how numerous values.
See more: Where Is The Temple Of Mara (Skyrim), Skyrim Marriage Explained
Example: What is the median of 9, 2, 12 and 5?
Add up every the values: 9 + 2 + 12 + 5 = 28
Divide by how countless values (there are four of them): 28 ÷ 4 = 7
So the median is 7
See median for an ext details.
Illustrated Mathematics thesaurus Numbers Index