A PowerPoint presentation lesson of the quadratic formula that corresponds with the quadratic formula foldable. You can purchase it at my store, the quadratic formula foldable. What is a foldable? Foldables are interactive graphic organizers which encourage student ownership of their class notes. The PowerPoint lesson consists of 13 slides, a warm-up slide, student aim slide, notes on the quadratic formula with 3 examples from foldable, 3 student practice problems included a consecutive integer word problem, a closure, common core algebra standard and mathematical practices slide, and an answer key is provided on each slide. All slides have animations and examples are all worked out.