diff --git a/pom.xml b/pom.xml
index 5cc1ca7..90a5997 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
 
 	<groupId>org.fross</groupId>
 	<artifactId>rpncalc</artifactId>
-	<version>5.0.6</version>
+	<version>5.0.7</version>
 	<packaging>jar</packaging>
 
 	<name>rpncalc</name>
diff --git a/snap/snapcraft.yaml b/snap/snapcraft.yaml
index bf9b84e..85a4ddf 100644
--- a/snap/snapcraft.yaml
+++ b/snap/snapcraft.yaml
@@ -1,5 +1,5 @@
 name: rpncalc
-version: '5.0.6'
+version: '5.0.7'
 summary: The command line Reverse Polish Notation (RPN) calculator
 description: |
   RPNCalc is an easy to use command line based Reverse Polish
diff --git a/src/main/java/org/fross/rpncalc/Main.java b/src/main/java/org/fross/rpncalc/Main.java
index c63b7c3..512494f 100644
--- a/src/main/java/org/fross/rpncalc/Main.java
+++ b/src/main/java/org/fross/rpncalc/Main.java
@@ -178,7 +178,7 @@ public static void main(String[] args) {
 			// Loop through the stack and count the max digits before the decimal for use with the decimal
 			// alignment mode & overall length for right alignment mode
 			for (int k = 0; k < calcStack.size(); k++) {
-				int decimalIndex = Format.Comma(calcStack.get(k).toPlainString()).indexOf(".");
+				int decimalIndex = Format.Comma(calcStack.get(k).toString()).indexOf(".");
 
 				// If current stack item has more digits ahead of decimal make that the max - commas are included.
 				if (maxDigitsBeforeDecimal < decimalIndex) {
@@ -186,8 +186,8 @@ public static void main(String[] args) {
 				}
 
 				// Determine the length of the longest item in the stack for right alignment
-				if (Format.Comma(calcStack.get(k).toPlainString()).length() > maxLenOfNumbers) {
-					maxLenOfNumbers = Format.Comma(calcStack.get(k).toPlainString()).length();
+				if (Format.Comma(calcStack.get(k).toString()).length() > maxLenOfNumbers) {
+					maxLenOfNumbers = Format.Comma(calcStack.get(k).toString()).length();
 				}
 			}
 
@@ -207,12 +207,12 @@ public static void main(String[] args) {
 					int decimalLocation = 0;
 
 					// Put in spaces to align the decimals
-					if (calcStack.get(i).toEngineeringString().toLowerCase().contains("e")) {
-						stkLineNumber = calcStack.get(i).toEngineeringString();
+					if (calcStack.get(i).toString().toLowerCase().contains("e")) {
+						stkLineNumber = calcStack.get(i).toString();
 						decimalLocation = stkLineNumber.indexOf(".");
 
 					} else {
-						stkLineNumber = Format.Comma(calcStack.get(i).toEngineeringString());
+						stkLineNumber = Format.Comma(calcStack.get(i).toString());
 						decimalLocation = stkLineNumber.indexOf(".");
 					}
 
@@ -223,17 +223,17 @@ public static void main(String[] args) {
 
 				} else if (configAlignment.compareTo("r") == 0) {
 					// Right Alignment
-					if (calcStack.get(i).toEngineeringString().toLowerCase().contains("e"))
-						stkLineNumber = String.format("%" + maxLenOfNumbers + "s", calcStack.get(i).toEngineeringString());
+					if (calcStack.get(i).toString().toLowerCase().contains("e"))
+						stkLineNumber = String.format("%" + maxLenOfNumbers + "s", calcStack.get(i).toString());
 					else
-						stkLineNumber = String.format("%" + maxLenOfNumbers + "s", Format.Comma(calcStack.get(i).toEngineeringString()));
+						stkLineNumber = String.format("%" + maxLenOfNumbers + "s", Format.Comma(calcStack.get(i).toString()));
 
 				} else {
 					// Left Alignment
-					if (calcStack.get(i).toEngineeringString().toLowerCase().contains("e"))
-						stkLineNumber = calcStack.get(i).toEngineeringString();
+					if (calcStack.get(i).toString().toLowerCase().contains("e"))
+						stkLineNumber = calcStack.get(i).toString();
 					else
-						stkLineNumber = Format.Comma(calcStack.get(i).toEngineeringString());
+						stkLineNumber = Format.Comma(calcStack.get(i).toString());
 				}
 
 				// Finally display the current stack item after removing any spaces at the end
diff --git a/src/main/java/org/fross/rpncalc/StackObj.java b/src/main/java/org/fross/rpncalc/StackObj.java
index 51b0914..b9a48f8 100644
--- a/src/main/java/org/fross/rpncalc/StackObj.java
+++ b/src/main/java/org/fross/rpncalc/StackObj.java
@@ -73,7 +73,7 @@ public StackObj clone() throws CloneNotSupportedException {
 	 * @return
 	 */
 	public String getAsString(int index) {
-		return this.get(index).toEngineeringString();
+		return this.get(index).toString();
 	}
 
 	/**