The explanations for the errors

Author: alizada-dev

Sprint-1/2-mandatory-errors/1.js

@@ -2,3 +2,5 @@
 
 let age = 33;
 age = age + 1;
+
+// The value of 'let' variable can be reassigned not the value of 'const';

Sprint-1/2-mandatory-errors/2.js

@@ -3,3 +3,5 @@
 
 const cityOfBirth = "Bolton";
 console.log(`I was born in ${cityOfBirth}`);
+
+// The first first needs to be initialised then it will be accessed;

Sprint-1/2-mandatory-errors/3.js

@@ -1,6 +1,8 @@
 const cardNumber = 4533787178994213;
 // const last4Digits = cardNumber.slice(-4);
 
+// slice() method cannot work on numbers.
+// I changed the numbers to string and then implemented the slice() method
 const last4Digits = cardNumber.toString().slice(-4);
 
 // The last4Digits variable should store the last 4 digits of cardNumber