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

Read also:

• What is Rejuran Healer?
• What can help me fall asleep at night?
• Are today’s baseball pitchers faster than a few years ago, or is it that radar guns have improved and get the pitch speed as it is released rather than as it reaches the plate?
• Have you ever answered your door in lingerie?
• Why do girls in Indian top colleges wear shorts?
• Nvidia Stock Slips. Why It Might Be Entering Its ‘Apple Era’. - Barron's
• Drug deaths plummet among young Americans as fentanyl carnage eases - NPR
• Have you ever dealt with a Christian narcissist?
• Here's Where Traders Expect Broadcom Stock to Go After Earnings - Investopedia
• FDA grants limited approval to new Covid vaccine from Moderna - NBC News