Flash cards
Review the key moves
1/4
Core idea
What is the main idea behind Java Math round() Method?
Lesson checks
Practice each idea before moving on
Short Mimo-style checks built from this lesson's code, terms, and sequence.
1Quick choice
Which statement best captures the main point of this lesson?
2Fill blank
Complete the missing token from the example code.
___.out.println(Math.round(0.60));3Order
Put the learning moves in the order that makes the concept easiest to apply.
The round() method rounds a number to the nearest integer.
Definition and Usage
Java Math round() Method
❮ Math Methods
Example
System.out.println(Math.round(0.60));
System.out.println(Math.round(0.40));
System.out.println(Math.round(5));
System.out.println(Math.round(5.1));
System.out.println(Math.round(-5.1));
System.out.println(Math.round(-5.9));Definition and Usage
The round() method rounds a number to the nearest integer.
One of the following
public static long round(double
number )public static int round(float
number )Parameter Values
| Parameter | Description |
|---|---|
| number | Required. A number to round. |
Technical Details
| Returns: | A long value (if the argument is double) or int (if the argument is float) value representing the nearest integer to a number. |
|---|---|
| Java version: | Any |