Save Big on Coursera Plus. 7,000+ courses at $160 off. Limited Time Only! Grab it Learn about a challenging mathematics problem from the 2019 Singapore Primary School Leaving Examination (PSLE) Paper 2 that gained significant attention for its difficulty level, causing distress among students and parents alike. Explore the mathematical concepts and problem-solving strategies needed to tackle this notorious question that sparked widespread discussion in Singapore's education community and media outlets. Understand why this particular problem became a talking point in various educational circles and garnered coverage from multiple news sources including The Strait Times and Mothership.