If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains ***.kastatic.org** and ***.kasandbox.org** are unblocked.

Main content

- Common Core MathK - 8High School

265 questions16 skills

16 questions1 skill

Compute unit rates associated with ratios of fractions, including ratios of lengths, areas and other quantities measured in like or different units.

182 questions11 skills

Recognize and represent proportional relationships between quantities.

Constant of proportionality from tables (with equations)

Interpreting graphs of proportional relationships

Identify proportional relationships

Compare constants of proportionality

Constant of proportionality from graphs

Interpret constants of proportionality

Solving proportions

Proportional relationships

Writing proportions

Writing proportional equations

Constant of proportionality from equations

30 questions2 skills

Decide whether two quantities are in a proportional relationship, e.g., by testing for equivalent ratios in a table or graphing on a coordinate plane and observing whether the graph is a straight line through the origin.

110 questions7 skills

Identify the constant of proportionality (unit rate) in tables, graphs, equations, diagrams, and verbal descriptions of proportional relationships.

54 questions3 skills

Represent proportional relationships by equations.

19 questions1 skill

Explain what a point (*x*, *y*) on the graph of a proportional relationship means in terms of the situation, with special attention to the points (0, 0) and (1, *r*) where r is the unit rate.

67 questions4 skills

Use proportional relationships to solve multistep ratio and percent problems.