Adding Fractions: Common Denominators

Description:

“Just add the numerators” – but why?? Using area model paper, Shannon demonstrates how to add fractions with common denominators with a little help from D.C. and decomposing! Help students to create a great pictorial representation of mathematical thinking!

Math Concept:

Addition, Fractions

Grade Level:

4th Grade, 5th Grade

Math Workshop Rotation:

Lesson Launch