int a = 111;
int b = 230;
BigDecimal bigDecimal = new BigDecimal(((double)a/(double)b)*100);
System.out.println(bigDecimal.setScale(2, BigDecimal.ROUND_HALF_UP) );
int a = 111;
int b = 230;
BigDecimal bigDecimal = new BigDecimal(((double)a/(double)b)*100);
System.out.println(bigDecimal.setScale(2, BigDecimal.ROUND_HALF_UP) );