Implement toPounds to convert pence string to pounds

Author: lwandogwele52-ui

Sprint-3/3-mandatory-implement/3-to-pounds.js

@@ -5,10 +5,26 @@
 
 // You should call this function a number of times to check it works for different inputs
 
-function toPounds(kg) {
-  return kg * 2.20462;
+function toPounds(penceString) {
+  const penceStringWithoutTrailingP = penceString.substring(
+    0,
+    penceString.length - 1
+  );
+
+  const paddedPenceNumberString = penceStringWithoutTrailingP.padStart(3, "0");
+  const pounds = paddedPenceNumberString.substring(
+    0,
+    paddedPenceNumberString.length - 2
+  );
+
+  const pence = paddedPenceNumberString
+    .substring(paddedPenceNumberString.length - 2)
+    .padEnd(2, "0");
+
+  return `£${pounds}.${pence}`;
 }
 
-console.log(toPounds(70));
-console.log(toPounds(60));
-console.log(toPounds(90));
+console.log(toPounds("399p"));
+console.log(toPounds("5p"));
+console.log(toPounds("50p"));
+console.log(toPounds("1234p"));