NATIONAL MATHEMATICS COMPETITION AREAS OF CONCENTRATION PRIMARY CATEGORY 1. Numbers and Numeration 2. Basic Multiplication ( Addition and subtraction) 3. Geometric System of Measurement 4. Place Value 5. Decimals and fractions 6. Percentages 7. Factors and multiple 8. LCM and HCF 9. Multiplication of Fraction 10. Algebraic processes and Simplication 11. Simple Equation 12. Area, volumes and capacity 13.Collection of Data and Data Presentation 14. Average 15. Open Sentence 16. Cubes, Cuboids and pyramid 17. Areas and Perimeters 18. Indices 19. Areas of triangle 20. Circle 21. Simple Interest JUNIOR SECONDARY CATEGORY 1. Indices and standard forms 2. Directed Numbers 3. Statistics 4. Algebraic Expression 5. Approximation 6. Fraction and Ratios 7. Equation and word problems 8. Angles of Elevation and depression 9. Probabilities and inequalities 10. Binary Operation 11. Trigonometry, sine, cosine and tangents 12. Factorization of Quadratic Equation 13. Simultaneous Equatio...