Grade 8 · Expressions and Equations

CCSS.MATH.CONTENT.8.EE.B.5

Graph proportional relationships, interpreting the unit rate as the slope of the graph. Compare two different proportional relationships represented in different ways.

Read this standard on the official Common Core site

Lessons that teach this standard

• Rate of Change: Slope With Units Attached

  What average rate of change means, how it relates to slope, how to compute it from a table or a function, and how to read its units and sign.

• What Slope Is, and Why It Never Changes on a Line

  Learn what slope measures, how to find it with rise over run and the slope formula, and why similar triangles guarantee it is the same everywhere on a line.