How did sumerians use arithmetic?

Sumerians used arithmetic primarily for trade, accounting, and administration, facilitating the management of their complex economy. They developed a base-60 number system, which allowed them to perform calculations involving large numbers, such as measuring land and crops or managing resources. Their arithmetic skills were also essential for creating and maintaining records on clay tablets, which documented transactions and taxes. Additionally, arithmetic was important in their advancements in astronomy and timekeeping.