Product includes: 4 mats. 2 different orientations: parts on top, parts on bottom. Each orientation includes a version with 2 addition and 2 subtraction sentence templates for fact family practice. The This Part Part Whole Practice Mat is perfect for conceptualizing addition and subtraction concepts. Use the organizer to build connections between addition and subtraction. Mat cells are large enough to accommodate manipulatives or symbolic drawings. Laminate or use a protective sleeve for practic