Use the toFixed() method to format a rounded number to N decimals. The toFixed() method formats a number with a specific number of digits to the right of the decimal.
Example
You can try to run the following code to form a rounded number to N decimals −
<html> <head> <title>JavaScript toFixed() Method</title> </head> <body> <script> var num = 15; document.write("num.toFixed() is : " + num.toFixed()); document.write("<br />"); document.write("num.toFixed() is : " + num.toFixed(2)); document.write("<br />"); document.write("num.toFixed() is : " + num.toFixed(1)); document.write("<br />"); </script> </body> </html>
Output
num.toFixed() is : 15 num.toFixed() is : 15.00 num.toFixed() is : 15.0