← 1.5 Rates, Ratio, Proportions and Percentages
What a rate is
Mathematics · Grade 8 · about 40 minutes
A rate as a comparison of two different kinds of quantity, its units, and how it differs from a ratio.
Sign in to read this lesson
Lessons are for learners and teachers with an account. Browsing the curriculum — subjects, strands and what each sub-strand covers — stays open to everyone.
- 7 sections of explanation, worked examples and diagrams
- 1 practice task with hints and worked answers
- A quiz that marks itself as you go
- Your progress kept across every subject you take
Other lessons in this sub-strand
- What a rate is
- Working out and comparing rates
- Expressing fractions as ratios
- Simplifying ratios
- Comparing two or more ratios
- Dividing a quantity in a ratio
- Increase and decrease in a ratio
- Percentage increase
- Percentage decrease and discount
- Percentage change in real life
- Direct proportion
- Indirect proportion
- Telling the two proportions apart
- Ratios and proportions in real life