In arithmetic the positive integer and the positive fraction were sufficient for all requirements.
在算数中，曾经正整数和正分数能够满足所有的需求。
Its main contents include: numeration, conception of fraction, calculating utensils, arithmetic and geometry.
其内容涉及记数法、进位制、分数概念、计算工具、算术和几何等内容。
Its main contents include: numeration, conception of fraction, calculating utensils, arithmetic and geometry.
其内容涉及记数法、进位制、分数概念、计算工具、算术和几何等内容。
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