These charts are useful math tools for an early elementary classroom. Some common uses include: Learning to countRecognizing patterns in numbers up to 100 or 120, depending on your learning goals and state standardsBasic addition and subtraction conceptsTeaching and visualizing skip countingBoth 100 and 120 charts are helpful to keep displayed in the classroom and used as a reference tool for students throughout the year. You can also print it at 80 percent size, and it will fit perfectly in an