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

Read also:

• Nam eos consequatur amet quis qui dolorem optio.
• Et expedita consequatur quam et.
• What is your secret to glowing skin?
• Here's what happens when quark-gluon plasma 'splashes' during the most energetic particle collisions - Phys.org
• Non distinctio minus inventore tempora repudiandae mollitia.
• Scoop: Nike names Michael Gonda as chief communications officer - Axios
• Justin Tucker hopes to thread needle between claiming innocence, accepting responsibility - NBC Sports
• Former ‘Grey’s Anatomy’ star breaks down in tears over ALS diagnosis - PennLive.com
• What to know about nerve pain and tingling hands and feet - The Washington Post
• The Gilded Age’s Taissa Farmiga Celebrates Gladys’ ‘Satisfying’ Act of Defiance in Season 3 Premiere - TVLine
• Nintendo Switch 2 races to record sales, driven by Mario Kart World's blockbuster debut - ABC News
• Strange pits on 2 million-year-old teeth may reveal which human relatives are closely related to each other - Live Science