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

Read also:

• What is your language's pangram?
• Musk's DOGE workers are now investigating Medicare and Medicaid. They want to eliminate fraud, but can they also be hurting poor Americans and senior citizens' benefits?
• Why do most men who date ugly women brag like it's some big accomplishment, when any guy can pull an ugly woman?
• What made you feel disgusted today?
• Brain Uses Separate Synapses to Balance Learning and Stability - Neuroscience News
• Elden Ring Nightreign Patch Notes Include Promised Improvements For Solo Play - GameSpot
• This Plant You’ve Never Heard of Can Do What Scientists Thought Was Impossible - SciTechDaily
• Hegseth warns China poses 'imminent' threat to Taiwan and urges Asia to boost defence - BBC
• Switch 2 Tears Of The Kingdom Confirms Link Respects Women - Kotaku
• How could NASA possibly land on the moon when it's impossible to reach the moon through the Earth's dome? Why are they making up such an obvious lie?
• Caffeine actually rewires your brain while you sleep - Boy Genius Report
• Do you think the beginning of movies is often better than the rest of the film? Is this a common opinion or do others share this view?
• Apple’s 16GB 15-inch M4 MacBook Air now starting from new all-time low at $188 off, more from $837 - 9to5Toys
• Can a Trump supporter explain what was wrong with what Bishop Budde said to Donald Trump?