Alabama Learning Exchange
"Like Terms", I Add Them
Ninth graders add and subtract polynomials. In this Algebra I lesson plan, 9th graders work practice problems as they view a PowerPoint presentation of the lesson plan. Both the horizontal and vertical methods of addition and...
Curated OER
N Equal Parts by Construction
Students experiment with straight edges and compasses to divide lengths into equal parts. They identify different fractions of the total length.