小学数学重要模块知识点汇总，家长必备！

2026-06-04 网络整理佚名1790

Key Point:数与代数自然数，包括正整数和0，是数学中的基础概念。其中，最小的自然数是0，而自然数的范围是无限的，没有所谓的“最大自然数”。计数单位是数学中的一种基本概念

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