Java allows floating-point operands to be used with the % operator. : Arithmatic Operators « Operators « SCJP

1. SCJP
2. Operators
3. Arithmatic Operators

public class MainClass{
    public static void main(String[] argv){
        System.out.println(11 % 3 );
        System.out.println(11 % -3);
        System.out.println(-11 % 3);
        System.out.println(-11 % -3);
        System.out.println(11.5 % 3.2);
        System.out.println(11.5 % -3.2);
        System.out.println(-11.5 % 3.2);
        System.out.println(-11.5 % -3.2);
    }
}

2
2
-2
-2
1.8999999999999995
1.8999999999999995
-1.8999999999999995
-1.8999999999999995