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

Read also:

• Why am I single?
• Michael Kelly Named President of the Naval Academy Athletic Association and Director of Athletics at the Naval Academy - Naval Academy Athletics - Naval Academy Athletics
• Can I know a love story of a medical student?
• SpaceX knocks out another national security launch while ULA faces scrutiny - Yahoo
• My ex got into a relationship within 2 weeks after a breakup. What should I do?
• Gold Holds Decline After US Jobs Data Deters Demand for Havens - Bloomberg
• 'Disconnected' tyre should force Spanish GP strategy variety - The Race
• How good is KIIT school of management at Bhubaneswar?
• Australia's Qantas to close budget airline Jetstar Asia - BBC
• Why do some straight men enjoy wearing women's lingerie?
• Critically Panned MindsEye Makes Surprising Debut in First Sales Report - Push Square
• Why is Donald Trump so obsessed with Taylor Swift not supporting him? Why would he think she would want to support a sociopathic liar who pushes election lies in order to stay in political power?