Task 1: Create an addition program (addition.js)

    function add(a, b) {
         return a + b;
    }

Task 2: Export the add method(To reuse in other js files) - in addition.js

    module.exports = { add };

Task 3: Create a test file - testaddition.js

• Import the addition.js file using require

  const addition = require('./addition');

  let result = addition.add(2,3);
  console.log(result);

Task 4: Run the program

    node testaddition.js