LESSON 9-1Materials in progress
Grade map· 12 grades
Grade 9 units· 7 units
Quantities and the Logic of Equations· 10 lessons
LESSON 9-2Materials in progress
Defining the Quantities Worth Measuring
Open lessonLESSON 9-3Materials in progress
How Precise Should the Answer Be?
Open lessonLESSON 9-4No progress data
Reading an Expression: Terms, Factors, Coefficients
Open lessonLESSON 9-5Materials in progress
Seeing a Complicated Expression as One Chunk
Open lessonLESSON 9-6No progress data
Solving as Reasoning: Justify Every Step
Open lessonLESSON 9-7No progress data
Solve Linear Equations in One Variable
Open lessonLESSON 9-8No progress data
Literal Equations: Solve for the Variable You Want
Open lessonLESSON 9-9Materials in progress
Write the Equation the Story Is Telling You
Open lessonLESSON 9-10Materials in progress