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Grade 9 - Mathematics

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  1. Mastering the fundamentals

    1.1 Integers Sample
    1 Topic
  2. 1.1 Integers
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    1 Quiz
  3. Chapter 1: EXPANSION
    1.1 SIMPLE EXPANSION OF BRACKETS
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    1 Quiz
  4. 1.2 WORD PROBLEMS LEADING TO EXPANSION OF BRACKETS
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    1 Quiz
  5. 1.3 SIMPLIFYING EXPRESSIONS INVOLVING BRACKETS
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    1 Quiz
  6. 1.4 SOLVING EQUATIONS INVOLVING BRACKETS
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    1 Quiz
  7. CHAPTER 2: BINOMIAL EXPANSION
    2.1 EXPANSION INVOLVING TWO BRACKETS (METHOD 1 AND METHOD 2)
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    1 Quiz
  8. 2.2 EXPANSION INVOLVING TWO BRACKETS - Method 3
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    1 Quiz
  9. 2.3 FURTHER BINOMIAL EXPANSION
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  10. 2.4 Problems involving binomial expansion
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  11. CHAPTER 3: HIGHEST COMMON FACTOR
    3.1 HCF OF NUMBERS BY THE DIVISION METHOD, PRIME FACTORISATION AND BY USING FACTORS/DIVISORS
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  12. 3.2 HCF of algebraic expressions
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  13. CHAPTER 4: FACTORISATION
    4.1 Factorisation by HCF method
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  14. 4.2 FACTORISATION BY GROUPING
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  15. 4.3 Factorisation of D.B.T.S
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  16. 4.4 Factorisation of quadratic expressions of the form x²+ax+b
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  17. 4.5 Simplify algebraic fractions by factorisation
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    1 Quiz
  18. CHAPTER 5: QUADRATIC EQUATIONS
    5.1 Simple quadratic equations
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    1 Quiz
  19. 5.2 Solving simple quadratic equations and quadratic equations of the form a x b=0
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  20. 5.3 Solving quadratic equations by factorisation
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  21. 5.4 Problems involving quadratic equations
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  22. CHAPTER 6: INDICES
    6.1 Laws of indices
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  23. 6.2 Laws of indices
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  24. 6.3 Laws of indices
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  25. 6.4 Equations involving indices
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    1 Quiz
  26. CHAPTER 7: MATRICES
    7.1 Introduction and order of matrices
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    2 Quizzes
  27. 7.2 Type of matrices
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  28. 7.3 Addition and subtraction of matrices
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  29. 7.4 Multiplication of matrices by a scalar
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  30. 7.5 Multiplication of matrices
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  31. CHAPTER 8: ALGEBRAIC MANIPULATION
    8.1 Subsititution
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  32. 8.2 Subject of formula
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  33. CHAPTER 9: INQUALITIES & INEQUATIONS
    9.1 Representation of inequalities on a number line
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    1 Quiz
  34. 9.2 Solving inequations
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  35. CHAPTER 10: SIMULTANEOUS EQUATIONS
    10.1 Using elimination method to solve simultaneous equations with same coefficients and same signs
    1 Topic
  36. 10.2 Using elimination method to solve simultaneous equations with same coefficients and different signs
    1 Topic
  37. 10.3 Using elimination method to solve simultaneous equations with different coefficients
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  38. 10.4 Word problems leading to simultaneous equations
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    1 Quiz
  39. CHAPTER 11: PYTHAGORAS THEOREM
    11.1 Using Pyhtagoras theorem in right angled triangles
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  40. 11.2 Find area of right angled triangles and shortest distance
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  41. 11.3 Apply Pythagoras theorem in isosceles triangles
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    1 Quiz
  42. CHAPTER 12: TRIGONOMETRY
    12.1 Trigonometrical Ratios
    4 Topics
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    2 Quizzes
  43. 12.2 Finding sides using trigonometry
    4 Topics
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    1 Quiz
  44. 12.3 Find angles using trigonometry
    7 Topics
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    1 Quiz
  45. 12.4 Problems involving trigonometry
    3 Topics
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    1 Quiz
  46. CHAPTER 13: AREAS AND PERIMETER
    13.1 Areas and perimeter of parallelogram
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    1 Quiz
  47. 13.2 Areas and perimeter of trapezium
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  48. CHAPTER 14: CIRCLES
    14.1 Circumference of circles
    6 Topics
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  49. 14.2 Length of arc
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    1 Quiz
  50. 14.3 Area of circles
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  51. 14.4 Area of sector
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  52. CHAPTER 15: SOLIDS
    15.1 Volume and surface area of cubes and cuboids
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  53. 15.2 Volume of right prisms
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  54. 15.3 Surface area of right prisms
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  55. 15.4 Volume of cylinder
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  56. 15.5 Surface area of cylinder
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  57. CHAPTER 16: COORDINATE GEOMETRY
    16.1 Plotting and identifying coordinates
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  58. 16.2 Equation of horizontal and vertical lines
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  59. 16.3 Gradient of lines
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  60. 16.4 Gradient given the line
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  61. 16.5 Finding equation of lines using gradient
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  62. 16.6 Intersection of lines
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  63. CHAPTER 17: VECTORS
    17.1 Vectors and drawing of vectors
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  64. 17.2 Operations on vectors
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  65. 17.3 Equations involving vectors
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  66. 17.4 Parallel vectors
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  67. 17.5 Length of a vector
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  68. CHAPTER 18: TRANSFORMATION
    18.1 Describe and perform translation
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  69. 18.2 Describe and perform reflection
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  70. 18.3 Reflection in a mirror line
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  71. CHAPTER 19: STATISTICS
    19.1 Mean in a set of numbers
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  72. 19.2 Mode in a set of numbers
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  73. 19.3 Median in a set of numbers
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  74. 19.4 Tally marks and frequency table
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  75. 19.5 Mean in a frequency table
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  76. 19.6 Mode in a frequency table
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  77. 19.7 Median in a frequency table
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  78. 19.8 Bar Chart
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  79. 19.9 Pie Chart
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  80. CHAPTER 20: PROBABILITY
    20.1 Probability of a single event
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  81. 20.2 Probability of a combined events
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  82. CHAPTER 21: PERSONAL & HOUSEHOLD FINANCE
    21.1 Earning and commission
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  83. 21.2 Conversion of currencies
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    2 Quizzes
  84. 21.3 Discounts
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  85. 21.4 Profit and loss
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  86. 21.5 Simple interest
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  87. CHPATER 22: PATTERNS AND SEQUENCES
    22.1 Completing sequences
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  88. 22.2 Fibonacci sequence
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  89. 22.3 Sequence of ordered pairs
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Lesson 1 of 89
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1.1 Integers Sample

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