Hours worked script

hours-worked.js

var hoursWorked = ["10:03", "9:01", "8:58", "7:40"];
var timePattern = /(\d+):(\d+)/;

var hours = hoursWorked.map(h => {
  var match = h.match(timePattern);
  var hours = parseInt(match[1]);
  var min = parseInt(match[2]);
  hours += (min / 60);
  return hours;
});

var total = hours.reduce((sum, h) => {
  return sum + h;
}, 0);

var remainingHours = 40 - total;
var minLeft = (remainingHours % 1)
var hoursLeft = remainingHours - minLeft
minLeft = Math.round(minLeft * 60);

console.log(`You have ${hoursLeft} hours and ${minLeft} minutes left.`);