Overview
- Argentine outlets published fresh explainers Thursday that walk readers through social-media math challenges step by step.
- The stories center on PEMDAS, the rule that sets the order as parentheses, exponents, multiplication or division, then addition or subtraction.
- The featured problems resolve to clear answers: 25 for 1 + 2 x (4 x 4) - 8, 7 for (6 x 6 + 6) ÷ 6, and 10 for (9 x 9 + 9) ÷ (5 + 4).
- LA NACION ran a headline saying only 1% solve one puzzle in under ten seconds, a claim not supported with evidence in the coverage.
- Writers frame the puzzles as mental training and cite work from Princeton and Columbia, though they do not include direct study details.