Help students develop a conceptual understanding of adding, subtracting, multiplying, and dividing decimals with models. This resource serves as a great introduction to or reinforcement of operations with decimals. You could also make an enrichment center in lower grades to extend place value learning for advanced students.There are three different sets of resources, in which either a dollar represents one, a 100 block represents one, or a 1,000 block represents one. Each set includes:8.5 by 11