Different numeral systems were used across other countries and periods. The system adopted in India became known as the Indian numeral system, while the International numeral system is used everywhere else. In this section, you will explore the origin and features of the Indian and International numeral systems, aligned with NCERT and NEP 2020 for CBSE Class 6. You will learn to read, write, and expand numbers, understand their historical development, engage in class activities on place value, and participate in a community activity by identifying numeral systems in newspapers.