text: var sum = 10 + 15;
  var sub = 15 - 10;
  var mul = 10 * 3;
  var div = 10 / 3;
  var mod = 10 % 3;
  
  var msg = "10 / 3 = 3 with a remainder of " + mod;
  
  var result = 10 * ((5 + 3) - 4);
  
  console.log(result);
  