Difference between revisions of "Division"
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== Conventions == | == Conventions == | ||
If the quotient is not a [[whole number]], it is usually written in decimal form: <math>5\div2=2.5</math>. Sometimes, it is written with its [[remainder]]: <math>5\div2=2\text{, remainder }1</math>. | If the quotient is not a [[whole number]], it is usually written in decimal form: <math>5\div2=2.5</math>. Sometimes, it is written with its [[remainder]]: <math>5\div2=2\text{, remainder }1</math>. | ||
| + | |||
| + | == Dividing by fractions == | ||
| + | If you divide by a fraction, multiply the dividend by the divisor's reciprocal (Note: You will see a definition of a reciprocal if you go to the article [[Multiplication]]. | ||
== See Also == | == See Also == | ||
* [[Addition]] | * [[Addition]] | ||
* [[Subtraction]] | * [[Subtraction]] | ||
| − | + | * [[Multiplication]] | |
[[Category:Definition]] | [[Category:Definition]] | ||
[[Category:Operation]] | [[Category:Operation]] | ||
Revision as of 21:35, 28 December 2010
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In mathematics, division is an arithmetic operation which is the inverse of multiplication.
Definition
If 
and 
, then 
, where 
is the dividend, 
is the divisor, and 
is the quotient.
Conventions
If the quotient is not a whole number, it is usually written in decimal form: 
. Sometimes, it is written with its remainder: 
.
Dividing by fractions
If you divide by a fraction, multiply the dividend by the divisor's reciprocal (Note: You will see a definition of a reciprocal if you go to the article Multiplication.
