fix: count all function calls including methods (5 total)

Author: Elisabeth-Matulian

Sprint-1/3-mandatory-interpret/1-percentage-change.js

@@ -12,7 +12,7 @@ console.log(`The percentage change is ${percentageChange}`);
 // Read the code and then answer the questions below
 
 // a) How many function calls are there in this file? Write down all the lines where a function call is made
-// a) Lines 4,5,10
+// a) 5 functions. Lines 4,5,10
 
 // b) Run the code and identify the line where the error is coming from - why is this error occurring? How can you fix this problem?
 // b) The error on the 5th line. Absence of , between arguments.