Java abs() - Number

Math.abs(intObj/Var);

package com.java.myapp;

public class MyClass {

    public static void main(String[] args) {
        
    	Integer a = -10;
        double b = -20;
        float c = -30;  
        
        System.out.println(Math.abs(a));
        System.out.println(Math.abs(b));
        System.out.println(Math.abs(c));
        	    	
    }
	
}