Introduction to ratios | Ratios, proportions, units, and rates | Pre-Algebra | Khan Academy

Ratio and Proportion

Ratio word problem examples

Proportion word problem (example 1) | 7th grade | Khan Academy

Ratio and Proportion Word Problems - Math

Setting up proportions to solve word problems | 7th grade | Khan Academy

Multiple rates word problem | Ratios, proportions, units, and rates | Pre-Algebra | Khan Academy

Ratio problem with basic algebra | Linear equations and inequalities | Algebra Basics | Khan Academy

02.7.4D Proportions NOTES PAGE 1

Ratio word problem: centimeters to kilometers | Pre-Algebra | Khan Academy

Solving unit rates problem | Ratios, proportions, units, and rates | Pre-Algebra | Khan Academy

Simplifying rates and ratios | Ratios, proportions, units, and rates | Pre-Algebra | Khan Academy

Ratios and proportions | Worked example | Praxis Core Math | Khan Academy

Advanced ratio problems

Proportion word problem (example 2) | 7th grade | Khan Academy

Introduction to ratios | Ratios, rates, and percentages | 6th grade | Khan Academy

Constructing equations from proportions to solve problems | Algebra Basics | Khan Academy

Ratios and measurement

Solving a proportion with an unknown variable (example) | 7th grade | Khan Academy

Ratios for recipes