Articles
Learning maths, maths tutoring, DSE revision and exam technique.
How much does a maths tutor cost in Hong Kong? 2026 rates for primary, secondary and DSE
Typical private maths tutoring rates in Hong Kong in 2026: about $100 to $360+ an hour for primary, and about $150 to $650 for senior secondary and DSE. Monthly budgets, hidden costs and ways to save.
How to choose a maths tutor: seven questions for parents
Before choosing a maths tutor, ask these seven questions: the goal, the tutor's background, whether they explain why, how they track progress, whether the centre is registered, the fee terms, and whether your child likes them. Plus warning signs to watch for.
Online vs face-to-face tutoring: which suits your child?
Online and face-to-face tutoring compared on cost, results, age and study habits, and how to use both together.
DSE maths revision plan: what to do from S4 to the exam
The 2027 DSE maths exam is on 12 April. This plan splits revision into S4 to S5, the first term of S6, the last three months and the last month, with what to focus on in Paper 1 and Paper 2.
DSE Maths exam format: Paper 1, Paper 2, M1 and M2
How the HKDSE Mathematics exam works: the times, weightings and sections of Paper 1 and Paper 2, the M1 and M2 modules, the levels, and the 2027 dates.
DSE Maths formulas to learn, topic by topic
The formulas you need for HKDSE Mathematics Compulsory Part, grouped by topic: quadratics, straight lines, sequences, mensuration, trigonometry and statistics.
How to calculate standard deviation, step by step
The standard deviation formula, five steps to calculate it by hand, worked examples for a list and a frequency table, and population σ versus sample s.
What is math olympiad? Primary questions with solutions
What math olympiad means, the common primary olympiad question types, and six original questions with step-by-step solutions.
Similar triangle reasons and how to write the proof
The three reasons for similar triangles in the Hong Kong syllabus, how to set out the proof line by line, three worked examples and the RHS and SSA traps.