A seemingly simple math problem has gone viral this week, leaving people totally stumped on social media. The equation in questions is: 15 - 15 × 4 ÷ 2 = ? At first glance, it looks like a basic grade ...

At first glance, the problem appears easy enough. But while many users on X, formerly Twitter, quickly chimed in with answers, only a small number got it right - because only they remembered to apply ...