Mathtrain.TV: Ep.113, Resoudre Des Proportions En Utilisant Le Produit En Croix

“Solving Proportions using Cross Product”.  Yes, it’s in French!  Our first!  And it is the debut from Clem, a 6th grade student from Lincoln Middle School in Santa Monica, CA.  The English captions are included.   Part of the student-created Mathtra...