Grade 9 Maths Term 1 Lesson 3 Ratio and Rate

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Welcome to this Grade 9 maths lesson!

In this video, we'll dive into Ratios and Rates, a fundamental part of the Grade 9 Mathematics curriculum (CAPS) under the Whole Numbers and Integers topic. Here's a breakdown of what you can expect to learn:

✅ Ratios
Increasing in a ratio
Decreasing in a ratio
Sharing in a ratio

✅ Rates
Formulae for speed, distance and time
Formulae for other rates
Calculations using rates


Our lesson format is designed to make learning enjoyable and effective:

📚 In-Depth Teaching:
I'll thoroughly explain each concept covered in the lesson, ensuring you grasp the fundamentals.

✏️ Practical Examples:
Watch as I provide complete examples, guiding you through problem-solving step by step.

⏳ Timed Practice:
Test your skills with practice examples, complete with a timer to simulate real-time test conditions, a vital skill for exams.

🔍 Detailed Review:
After you've tackled the practice problems, I'll review them in detail, providing insight into your performance and helping you understand any mistakes.

Join me in this educational journey as we unlock the mysteries of the Ratios and Rates. Don't forget to like, subscribe, and hit the notification bell to stay updated with our latest lessons! Happy learning! 📖🎓📊

Timestamps:
00:00 Ratios
01:46 Increasing in a ratio
02:11 Decreasing in a ratio
02:39 Example - Increasing in a ratio
03:59 Sharing in a ratio
05:49 Example - Sharing in a ratio
08:54 Practice activity 1a
10:42 Practice activity 1b
12:17 Practice activity 1c
15:50 Practice activity 1d
19:33 Rates
20:38 Formulae for speed, distance and time
23:54 Formulae for other rates
26:54 Example - Calculations using rates
31:06 Practice activity 2a
35:10 Practice activity 2b
39:14 Practice activity 2c
44:04 Practice activity 2d