Ratio and Proportion
By the end of this lesson you can
What is a ratio?
![Slide 3 of 16: What is a ratio?]()
Simplifying ratios
![Slide 4 of 16: Simplifying ratios]()
Ratio vs fraction
![Slide 5 of 16: Ratio vs fraction]()
Sharing in a ratio
![Slide 6 of 16: Sharing in a ratio]()
Three parts, or one share known
![Slide 7 of 16: Three parts, or one share known]()
Unit rates: how much for one?
![Slide 8 of 16: Unit rates: how much for one?]()
Best buy: compare unit prices
![Slide 9 of 16: Best buy: compare unit prices]()
Direct proportion
![Slide 10 of 16: Direct proportion]()
The unitary method
![Slide 11 of 16: The unitary method]()
Proportional or not?
![Slide 12 of 16: Proportional or not?]()
Scale drawings and maps
![Slide 13 of 16: Scale drawings and maps]()
Common mistakes to avoid
![Slide 14 of 16: Common mistakes to avoid]()
Quick check
![Slide 15 of 16: Quick check]()
Key takeaways
![Slide 16 of 16: Key takeaways]()
