Jason Willoughby from Leverage Learning Group provides an example 5th Grade math lesson on adding and subtracting fractions. The standard is solving word problems using benchmark fractions to estimate and assess the reasonableness of answers. An additional focus is the standard for mathematical practice around attending to precision, look for and make use of structure, and reasoning. Mr. Willoughby also provides examples of research-based instructional strategies, proactive classroom management, and collaborative learning. For more information about this and other lessons, please contact info@leveragelearninggroup.com