Web Reference: 3 days ago · In this quick tutorial, we’ll learn how to round a number to n decimal places in Java. Java provides two primitive types that we can use for storing decimal numbers: float and double. Jan 22, 2026 · Floating-point numbers contain decimal values that often need to be rounded to a specific number of decimal places for calculations, display, or reporting purposes. Java provides multiple ways to round a number to n decimal places. Example: Java provides the format () method to format floating-point numbers using format specifiers. Syntax: Round numbers to the nearest integer: Try it Yourself » The round() method rounds a number to the nearest integer. One of the following: Required. A number to round. A long value (if the argument is double) or int (if the argument is float) value representing the nearest integer to a number.
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