A DHS student who joined my group tuition in May 2025 improved from 52% (D grade) in the promo exam to over 87% in the A-Level. She computed her score against tutor’s solution, which has been a reliable indicator — over the years, every student who scored above 80 this way went on to get an A in the A-Level exam.
JC A Level H2 Math Tuition Singapore 