How to find percentage in mysql

Finding percentages in MySQL: Determine the numerator and denominator. Divide the numerator by the denominator to find the result. Use the ROUND() function to round the result to a specified number of decimal places (usually two decimal places). Syntax: ROUND((numerator/denominator) * 100, 2)

##How to find the percentage in MySQL

In MySQL, you can use the

ROUND() function and the division operator (/) to calculate percentages.

Steps:

1. Determine the numerator and denominator: Determine the two values ​​for which the percentage is to be calculated.
2. Calculation result: Divide the numerator by the denominator to get the result.
3. Rounding: Use the ROUND() function to round the result to a specified number of decimal places, usually two decimal places.

Syntax:

<code class="mysql">ROUND((分子 / 分母) * 100, 2)</code>

Example:

Calculate the order total of $100, one of which The price of an item is $20. How to find the percentage of the total amount that this item accounts for?

<code class="mysql">ROUND((20 / 100) * 100, 2)</code>

Result: 20.00

Therefore, this item accounts for 20% of the total.

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