Here are some tips to help improve your speed and accuracy in solving commerce problems:

1. Practice regularly: Like any skill, practice is essential for improvement. Solve commerce problems regularly to build familiarity and speed.

2. Understand the concepts: Develop a strong understanding of the underlying concepts in commerce. This will help you quickly identify relevant information and apply the appropriate formulas or strategies.

3. Identify common patterns: Look for common patterns or types of problems that often appear in commerce. By recognizing these patterns, you can develop specific strategies to solve them efficiently.

4. Break down complex problems: When faced with a complex problem, break it down into smaller, manageable parts. This will make it easier to solve step by step, ensuring accuracy and minimizing errors.

5. Improve mental math skills: Work on improving your mental math skills, such as multiplication, division, and percentages. This will enable you to quickly perform calculations in your head, saving time and reducing errors.

6. Use shortcuts and tricks: Familiarize yourself with shortcuts and tricks for solving common commerce problems. For example, memorize key formulas and learn quick methods for calculations.

7. Time yourself: Practice solving problems within a time limit to simulate exam conditions. This will help you develop speed and accuracy under pressure.

8. Review your mistakes: Whenever you make a mistake, take the time to understand why it happened. Identify any weaknesses or areas of confusion, and work on improving them through targeted practice.

9. Seek help if needed: If you're struggling with certain concepts or types of problems, don't hesitate to seek help. Consult your teacher, classmates, or online resources for clarification and additional practice.

10. Stay organized: Keep your study materials organized and create a study plan to ensure you cover all the necessary topics. This will help you stay focused and make the most of your practice sessions.

Remember, improving speed and accuracy in solving commerce problems requires consistent effort and practice. By following these tips and staying dedicated, you can gradually enhance your skills and achieve better results.