This Montessori inspired resource is designed to reinforce math vocabulary related to the four operations of addition, multiplication, subtraction and division. Includes posters, matching cards with control charts, and classroom labels. Includes division written vertically and horizontally. All Montessori color coded. Great for second language learners, and Public Montessori schools needing to prepare for state testing. Vocabulary covered: addend, sum, multiplicand, multiplier, product, factor,