Ratios and proportions | Lesson (article) | Khan Academy
https://www.khanacademy.org/test-prep/praxis-math/praxis-math-lessons/praxis-math-number-and-quantity/a/gtp--praxis-math--article--ratios-and-proportions--lesson
OverviewWhat are ratios and proportions?What skills are tested?How do we write ratios?How do we use proportions? A ratio is a comparison of two quantities.A proportion is an equality of two ratios. To write a ratio:1.Determine whether the ratio is part to part or part to whole.
A ratio is a comparison of two quantities.A proportion is an equality of two ratios.
To write a ratio:1.Determine whether the ratio is part to part or part to whole.
DA: 49 PA: 96 MOZ Rank: 19