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1-percentage-change.js
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21 lines (13 loc) · 906 Bytes
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let carPrice = "10,000";
let priceAfterOneYear = "8,543";
carPrice = Number(carPrice.replaceAll(",", ""));
priceAfterOneYear = Number(priceAfterOneYear.replaceAll(",", ""));
const priceDifference = carPrice - priceAfterOneYear;
const percentageChange = (priceDifference / carPrice) * 100;
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
// 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?
// c) Identify all the lines that are variable reassignment statements
// d) Identify all the lines that are variable declarations
// e) Describe what the expression Number(carPrice.replaceAll(",","")) is doing - what is the purpose of this expression?