初中數學
初中數學的三個學習範疇
按教育局嘅課程綱要, 初中數學 包括以下三個學習範疇：
- 數與代數 (Number and Algebra)
- 度量、圖形與空間 (Measure, Shape and Space)
- 數據處理 (Data Handling)
每個學習範疇嘅內容又再細分為多個學習單元同單位 (即係分好多課嚟教)。
初中數學課程的學習單位
下面係英文版(方便用英文學數嘅同學)：
Number and Algebra
- Basic computation
- Directed numbers
- Approximate values and numerical estimation (Part 1, Part 2)
- Rational and irrational numbers
- Using percentages (Part 1, Part 2, Part 3)
- Rates, ratios and proportions
- Algebraic expressions
- Linear equations in one unknown
- Linear equations in two unknowns
- Laws of integral indices (Part 1, Part 2)
- Polynomials
- Identities
- Formulae (Part 1, Part 2)
- Linear inequalities in one unknown
Measures, Shape and Space
- Errors in measurement
- Arc lengths and areas of sectors
- 3-D figures
- Mensuration (Part 1, Part 2, Part 3)
- Angles and parallel lines
- Polygons
- Congruent triangles
- Similar triangles
- Quadrilaterals
- Centres of triangles
- Pythagoras’ theorem
- Rectangular coordinate system (Part 1, Part 2)
- Trigonometry (Part 1, Part 2)