Download or read book Putting Essential Understanding of Ratios and Proportions Into Practice in Grades 6-8 written by Travis Olson and published by National Council of Teachers of English. This book was released on 2015 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: Focuses on the specialized pedagogical content knowledge that you need to teach ratios and proportions effectively in grades 6-8. The authors demonstrate how to use this multifaceted knowledge to address the big ideas and essential understandings that students must develop for success with ratios and proportions.