1. Arithmetic: We often use arithmetic in our daily life, such as calculating the price, calculating the time and calculating the distance when shopping.

2. Algebra: Algebra also has many applications in real life, such as solving linear equations and quadratic equations, modeling and forecasting in economics, engineering and other fields.

3. Geometry: The application of geometry in real life includes architecture, design, map making and artistic creation.

4. Probability and statistics: Probability theory and statistics have many applications in real life, such as weather forecast, stock market analysis, medical research and crime investigation.

5. Calculus: The application of calculus in real life includes research and experiments in physics, engineering, biology and other fields.

6. Linear Algebra: The applications of linear algebra in real life include computer graphics, robotics, data mining and other fields.

7. Discrete Mathematics: The application of discrete mathematics in real life includes computer science, communication technology, cryptography and other fields.

8. Mathematical modeling: Mathematical modeling has many applications in real life, such as prediction and optimization in urban planning, traffic management and resource allocation.

9. Logic and reasoning: The application of logic and reasoning in real life includes research in the fields of law, philosophy and psychology.

10. Statistics: The application of statistics in real life includes market research, human resource management, quality control and other fields.