New Jersey State Learning Standards:
4.1. Number and Numerical Operations–number sense, numerical operations and estimation.
4.2. Geometry and Measurement–measuring geometric objects.
4.3. Patterns and Algebra¬–modeling and procedures.
4.5. Mathematical Processes–problem solving, connections and technology.
Note that standards in this lesson plan are for example only. This lesson can be easily adapted to meet your state's specific standards.