The answer to this mathematical brain teaser is NOT 40 - can YOU solve it in 30 seconds by remembering the special rule?

Charter school students in Washington, D.C.’s high-poverty Ward 8 far outshined their peers citywide in mathematics last year ...

Secret trick to solve multiplication 🧮 !! Trump’s presidency is in trouble as Republicans deem him 'foolish and wrong' They sealed humans inside a fake Earth for two years - here’s what went wrong ...