Conceptual Understanding for Operations: Rectangular Models

This PowerPoint includes animations for operations of whole numbers, decimals fractions and place value with rectangular models. You can demonstrate to students side-by-side the procedural and conceptual steps to add, subtract, multiply and divide rational numbers. To properly show animation, present to Presentation View. This item is designed to make teachers' explanation of operations meaningful and connect different levels of rigor.

Topics include: place value, adding whole numbers, subtracting whole numbers, multiplying whole numbers, dividing whole numbers, adding decimals, subtracting decimals, multiplying decimals, dividing decimals, adding fractions, subtracting fractions, multiplying fractions and dividing fractions.

This product will continue to grow to include variants of operations like multiplying mixed numbers, adding fractions with like denominators, etc.