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

Read also:

• What are some ways to determine if a project is legitimate in the call center industry?
• Steelers players defend attending Trump rally at U.S. Steel plant: 'I'm not apologetic about that' - Pittsburgh Post-Gazette
• Change Your Gmail Password Now, Google Tells 2 Billion Users - Forbes
• Liquid Glass is more than skin deep on macOS Tahoe - AppleInsider
• Would you join a gym or workout at home and why?
• Why would Trump make conspiracy claims that Haitians are eating pets in Ohio?
• Emotional David Andrews says he didn’t want to play for any team other than the Patriots - NBC Sports
• Kristin Chenoweth shares curious post about ‘being disliked’ after NBA national anthem uproar - New York Post
• Sloths The Size of Elephants Roamed America, Before Abruptly Vanishing - ScienceAlert
• Men are more likely than women to die of broken heart syndrome, study finds - CNN
• Anker Recalls PowerCore 10000 Power Banks for Burning or Exploding. Learn How to Get a Free Replacement - CNET
• Volcano Found Hiding 'In Plain Sight' Right Next to NASA Mars Rover - ScienceAlert
• As it happened: GC showdown in the high mountains at stage 7 of Critérium du Dauphiné - Cyclingnews
• How did Neo defeat the architect at the end of The Matrix: Reloaded? Was it solely due to his belief in himself or were there other factors at play?