What is the sum of X+XX+XXX+XXXX?

Read also:

• Snakes in the yard … maybe more in the future - ironmountaindailynews.com
• US Steel workers see hope of job security in deal with Japan’s Nippon - Financial Times
• Why do Darwin atheists not like facts of Genesis? I’ve noticed they block and dismiss everything a person states. Is that how science works to hide when a truth comes at them?
• WCWS Game 1: Texas scores wild win over Texas Tech as Reese Atwood knocks in game-winning runs on failed intentional walk - Yahoo Sports
• Diddy Bashes Courtroom Artist for Making Him Look Like a ‘Koala’ - The Daily Beast
• What's your review of "The Queen Who Ever Was," Episode 8 of Season 2 of 'House of the Dragon' (spoilers)?
• What baseball stories from the early days of the sport seem too bizarre to be true?
• Popular chicken chain shares, massive expansion plan - TheStreet
• "It Seems Like Science Fiction”: Researchers Unleash Breakthrough Tracking Technology Using Environmental DNA - The Debrief
• Why am I so wanting to suck a penis?