Decimal | Fraction | Percentage | Ratio | Marks. Their Relationship
Conversion | Addition | Subtraction | Multiplication | Division
Addition | Subtraction | Multiplication | Division | Words and Figures | Missing Figure
Pythagoras Rule | Opposite | Adjacent Hypothenuse | Right Angle Triangle | Pythagoras Triple
Trigonometric Ratio | Sine or Sin | Cosine or Cos | Tangent or Tan | Opposite | Adjacent Hypothenuse | Right Angle Triangle
Direct Proportion | Indirect Proportion
Equivalent Ratio | Ordering of Ratio | Sharing with Ratio | Simplification of Ratio | Word Problem
Alternate and Corresponding Angles | Complementary and Supplementary Angles | Vertically Opposite Angles | Angles at a Point | Angles in Right Angle | Angles on Straight Line
Profit | Loss | Profit Percent | Loss Percent | Cost Price | Selling Price
Area of Trapezium | Perimeter of Trapezium | Length of Side and Height of Trapezium | Plane Shape
Area of Circle | Circumference of Circle| Perimeter of Circle | Radius of Circle | Diameter of Circle | Plane Shape
Simple Interest | Principal | Rate | Time | Amount
