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

Read also:

• What are the latest trends in commercial interior design in Noida?
• Evolution experts say wild tomatoes in Galápagos are going 'back in time' - BBC Wildlife Magazine
• A runway under construction at Newark's beleaguered airport reopens early - NPR
• Forget Commander, Clive is the core of my new MTG Final Fantasy standard deck - wargamer.com
• HBO’s Gruesome True-Crime Doc Tried to Have Its Bombshell Moment. There’s Just One Problem. - Slate Magazine
• Which one is better to guys, boobs or butt?
• AI Uncovers Wild Spin of the Milky Way’s Supermassive Black Hole - SciTechDaily
• Portland’s largest public health provider is bracing for large cuts; it could have lasting consequences - OregonLive.com
• World Boxing apologizes for naming Olympic champion Imane Khelif in sex test policy - NBC News
• Costco plans new checkout option members should love - TheStreet
• Do Americans realize how much goodwill and credibility they've lost in the past two weeks?
• What to know about nerve pain and tingling hands and feet - The Washington Post
• Cyberpunk 2077's new update will have "scope similar" to 2.2, as CD Projekt announces delay - Eurogamer
• Dementia risk begins in childhood, not old age, scientists warn - PsyPost
• Why do men like to suck another man’s dick?