3.3.8

Profit & Interest & Discount

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Financial Terms

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Profit and loss

  • Profit means ‘money made - costs’ and is a percentage increase.
  • If ‘money made - costs’ is negative then it is called loss and is a percentage decrease.
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Interest

  • Interest means ‘new price - old price’ and is a percentage increase.
  • The rate of interest is the percentage increase.
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Discount

  • Discount means ‘original price - discounted price’ and is a percentage decrease.

Jump to other topics

1Number

1.1Using Numbers

1.2Fractions, Decimals & Percentages

1.3Powers & Roots

1.4Accuracy

2Algebra

2.1Introduction to Algebra

2.2Manipulating Algebra

2.3Proofs & Functions

2.4Straight Line Graphs

2.5Common Graphs

2.6Transformations & Tangents

2.7Properties of Graphs

2.8Solving Equations

2.9Inequalities

2.10Sequences

3Ratio

4Geometry

4.1Introduction to Geometry

4.2Triangles & Quadrilaterals

4.3Transformations

4.4Circle Basics

4.5Circle Theorems

4.6Measurements & Units

4.7Calculating Area

4.8Triangle Formulae

4.93D Shapes

4.10Vectors

5Probability

6Statistics

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