Percentage/Examples/25 Per Cent
Jump to navigation
Jump to search
Example of Percentage
- $25$ per cent is the same as $\dfrac 1 4$.
Proof
| \(\ds \text {$25$ per cent}\) | \(=\) | \(\ds 25 \%\) | ||||||||||||
| \(\ds \) | \(=\) | \(\ds 25 / 100\) | Definition of Per Cent | |||||||||||
| \(\ds \) | \(=\) | \(\ds \dfrac 1 4\) | arithmetic |
$\blacksquare$
Sources
- 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): percent
- 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): percent