diff --git a/core-java/src/main/java/com/baeldung/decimalformat/DoubletoString.java b/core-java/src/main/java/com/baeldung/decimalformat/DoubletoString.java
new file mode 100644
index 0000000000..87d10a3548
--- /dev/null
+++ b/core-java/src/main/java/com/baeldung/decimalformat/DoubletoString.java
@@ -0,0 +1,38 @@
+package com.baeldung.decimalformat;
+
+ import java.math.RoundingMode;
+ import java.text.DecimalFormat;
+ import java.text.NumberFormat;
+ import java.util.Locale;
+
+ public class DoubletoString {
+
+     public static void main(String[] args) {
+
+         double doubleValue = 345.56;
+
+         System.out.println(String.valueOf((int) doubleValue));
+
+         System.out.println(String.format("%.0f", doubleValue));
+
+         doubleValue = Math.floor(doubleValue);
+         DecimalFormat df = new DecimalFormat("#");
+         df.setRoundingMode(RoundingMode.FLOOR);
+         System.out.println(df.format(doubleValue));
+         
+         Locale enlocale = new Locale("en", "US");
+         String pattern = "###,##";
+         df = (DecimalFormat) NumberFormat.getNumberInstance(enlocale);
+         df.applyPattern(pattern);
+         String format = df.format(doubleValue);
+         System.out.println(format);
+
+         Locale dalocale = new Locale("da", "DK");
+         df = (DecimalFormat) NumberFormat.getNumberInstance(dalocale);
+         df.applyPattern(pattern);
+         System.out.println(df.format(doubleValue));
+
+
+     }
+
+ }