Topic B: Unit rate and constant of proportionality

Topic B includes lessons 7-10 and covers unit rate as the constant of proportionality, representing proportional relationships with equations, and interpreting graphs of proportional relationships.

Intro to rates

Unit rates

Solving unit rate problem

Solving unit price problem

Constant of proportionality from equation

Constant of proportionality from equations

Identifying constant of proportionality graphically

Constant of proportionality from graphs

Constant of proportionality from table (with equations)

Constant of proportionality from tables (with equations)

Comparing proportionality constants

Compare constants of proportionality

Interpret proportionality constants

Interpret constants of proportionality

Worked example: Solving proportions

Solving proportions

Writing proportions example

Writing proportions

Proportion word problem: cookies

Proportion word problem: hot dogs

Proportion word problems

Equations for proportional relationships

Writing proportional equations from tables

Writing proportional equations

Interpreting graphs of proportional relationships

Identify proportional relationships from graphs

Interpreting graphs of proportional relationships

Interpret constant of proportionality in graphs