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

Read also:

• Shohei Ohtani pitches sharp first inning for Dodgers before driving in 5 runs at the plate - AP News
• What would you change in the "Game of Thrones" storyline if you were one of the writers of the TV series?
• What is the naughtiest fantasy that you've lived out?
• What happens if someone fills up their car at the pump but leaves without paying? How is this situation typically handled?
• What’s the worst thing you caught anyone in your family doing?
• Scientists Stunned by Evidence of Ancient Birds Nested in the Arctic - The Daily Galaxy
• Ask Ethan: What are the "first stars" in the Universe? - Big Think
• Lisa Rinna and Donna Kelce to Have a Mother-Off on the Traitors Season 4 - Vulture
• Who are your 5 or so favorite Quora people?
• RKF Jr. May Have Just Ruined Our Best Weapon Against Bird Flu - The Bulwark