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

Read also:

• France blown away! Records sent tumbling as Les Bleus concede five goals for the first time in 56 YEARS against incredible Spain - Goal.com
• iFixit says the Switch 2 is even harder to repair than the original - The Verge
• Who is/was the genuinely toughest actor in Hollywood movies?
• What do you love doing for fun?
• Moderate liberals, if any use leftist Quora, how do you feel about being associated with those who enjoy burning American flags, supporting Hamas, having men competing against women in sports, open borders, green new deal and general wokery?
• Why do you think it is bad to allow people to self-identify as a different gender?
• Don't Like The New Xbox Game Hubs? Here's How To Turn Them Off - Pure Xbox
• 🔥Why has Prime Narendra Modi become Extremely FRUSTRATED and Highly DEPRESSED because he has NOT been invited by Donald Trump to witness his Oath Ceremony for his INAUGURATION on 20th January as the next PRESIDENT of USA? Does the DESPERATE Narendra Modi FEAR that Donald Trump's actions may even LEAD to the FALL of the BJP-led MINORITY Government in India, as such actions have already caused GREAT PANIC in the NDA Coalition?
• Has the current political environment caused Canadians to cancel trips to the United States?
• Reddit user surprised when 1960s computer panel emerged from collapsed family garage - Ars Technica