# Ratio and rate

> This section is ratio (comparing quantities of the same kind) and rate (comparing quantities of different kinds). You simplify ratios, share in a given ratio, increase or decrease by a ratio, and…

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## Full notes

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## More in Ratio, rate and proportion

- [Direct and inverse proportion](https://www.hlayiso.com/grade-9/mathematics/notes/ratio-rate-and-proportion/direct-and-inverse-proportion) — Next section
- [All Ratio, rate and proportion sections](https://www.hlayiso.com/grade-9/mathematics/notes/ratio-rate-and-proportion)

## Frequently asked questions

### What will I learn in "Ratio and rate"?

This section covers Ratio and rate as part of Ratio, rate and proportion in Grade 9 Mathematics. You'll find clear explanations, worked examples, and key definitions aligned to the CAPS curriculum.

### Is this section aligned with the CAPS curriculum?

Yes. All notes on Hlayiso, including "Ratio and rate", are written against the official CAPS curriculum and ATP for Grade 9 Mathematics.

### What should I study after "Ratio and rate"?

Continue with the next section in Ratio, rate and proportion, or test your understanding with the interactive quiz linked to this section.

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