Key definitions, formulas and a worked example from each set of notes.
Coordinate geometry
Worksheet on Coordinate geometry — Sec 3 E-Math, by Intuitional.
Numbers and their operations
Worksheet on Numbers and their operations — Sec 3 E-Math, by Intuitional.
Ratio and proportion
Worksheet on Ratio and proportion — Sec 3 E-Math, by Intuitional.
Rate and speed
Worksheet on Rate and speed — Sec 3 E-Math, by Intuitional.
Set language and notation
Notes on Set language and notation — Sec 3 E-Math, by Intuitional.
Matrices
Worksheet on Matrices — Sec 3 E-Math, by Intuitional.
Integration and Differentiation — Applications
Worksheet on Integration and Differentiation — Applications — Sec 4, by Intuitional.
Congruence and similarity
Notes on Congruence and similarity — Sec 3 E-Math, by Intuitional.
Properties of circles
Worksheet on Properties of circles — Sec 3 E-Math, by Intuitional.
Pythagoras' theorem and trigonometry
Worksheet on Pythagoras' theorem and trigonometry — Sec 3 E-Math, by Intuitional.
Equations and inequalities
Notes on Equations and inequalities — Sec 3 E-Math, by Intuitional.
Percentage
Worksheet on Percentage — Sec 3 E-Math, by Intuitional.
Practical Situations — Money and Personal Finance (profit and loss, discount, GST, simple and compound interest, taxation, instalments, utilities bills, money exchange)
Worksheet on Practical Situations — Money and Personal Finance (profit and loss, discount, GST, simple and compound interest, taxation, instalments, utilities bills, money exchange) — Sec 3 G1 Math, by Intuitional.
Notes on Practical Situations — Money and Personal Finance (profit and loss, discount, GST, simple and compound interest, taxation, instalments, utilities bills, money exchange) — Sec 3 G1 Math, by Intuitional.
Vectors in two dimensions
Worksheet on Vectors in two dimensions — Sec 3 E-Math, by Intuitional.
Notes on Numbers and their operations — Sec 3 E-Math, by Intuitional.
Worksheet on Set language and notation — Sec 3 E-Math, by Intuitional.
Functions and graphs
Notes on Functions and graphs — Sec 3 E-Math, by Intuitional.
Full syllabus cheatsheet
Notes on Full syllabus cheatsheet — Upper Secondary G3, by Intuitional.
Coordinate Geometry
Worksheet on Coordinate Geometry — Upper Secondary G3, by Intuitional.
EOY Mock
Exam Paper on EOY Mock — Upper Secondary G3, by Intuitional.
Algebraic expressions and formulae
Worksheet on Algebraic expressions and formulae — Sec 3 E-Math, by Intuitional.
Angles, triangles and polygons
Notes on Angles, triangles and polygons — Sec 3 E-Math, by Intuitional.
Mensuration
Worksheet on Mensuration — Sec 3 E-Math, by Intuitional.
Notes on Coordinate geometry — Sec 3 E-Math, by Intuitional.
Data handling and analysis
Worksheet on Data handling and analysis — Sec 3 E-Math, by Intuitional.
Worksheet on Angles, triangles and polygons — Sec 3 E-Math, by Intuitional.
Notes on Rate and speed — Sec 3 E-Math, by Intuitional.
Worksheet on Congruence and similarity — Sec 3 E-Math, by Intuitional.
Every formula you actually use
All the essential O-Level E-Math (4052) formulas — mensuration, trigonometry, coordinate geometry, statistics — on one branded page.
Problem-based sprint deck with graph sketches, midpoint shortcuts, and distance formula traps.
Probability & Statistics
One-pager distilling mean/median comparison language, box plot interpretation, and hypothesis phrasing.