Tagged: proportion

Exploring Math Ratios, Proportions & Similarity

Jerry Burkhart’s explorations into ratios, proportions and similarity are deep, rich, and open-ended, says veteran math educator Mickie Gibbs. Thanks to increasing levels of productive struggle offered for each topic, the book can benefit all of her students.

What You Need to Explain Ratio and Proportion

Ratio and proportion get a thorough treatment in Anne Collins and Linda Dacey’s new book, reaching from potential challenges and misconceptions to individual needs, with CCSS present for each of the many activities, says reviewer Ashley Walther.