wrote full description of what I think each line does in the code

Author: asaniDev

Sprint-1/3-mandatory-interpret/3-to-pounds.js

@@ -25,3 +25,8 @@ console.log(`£${pounds}.${pence}`);
 
 // To begin, we can start with
 // 1. const penceString = "399p": initialises a string variable with the value "399p"
+// 2. const penceStringWithoutTrailingP = penceString.substring(0, penceString.length - 1): takes of the p at the end of the string.
+// 3.const paddedPenceNumberString = penceStringWithoutTrailingP.padStart(3, "0"): creates a paddded pencestring value so that if the value has less than 3 digits it gets padded with 0s at the start to make it 3 digits.
+// 4. const pounds = paddedPenceNumberString.substring(0,paddedPenceNumberString.length - 2): creates a variable that holds the pound value of the string by removing the last 2 digits of the padded pence string.
+// 5. const pence = paddedPenceNumberString.substring(paddedPenceNumberString.length - 2).padEnd(2, "0"): creates a variable that holds the pence value of the string by taking the last 2 digits of the padded pence string and if there is only one digit it pads it with a 0 at the end to make it 2 digits.
+// 6. console.log(`£${pounds}.${pence}`): prints out the final value in pounds and pence format.