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估算是根据具体条件及有关知识对事物的数量或算式的结果作出大概推断或估计。它在很大程度上体现着一种近似的口算,它也是计算能力的重要组成部分。在《小学数学课程标
Estimates are based on specific conditions and knowledge about the number of things or the result of a general estimation or estimation. To a large extent, it embodies an approximate port count, which is also an important part of computing power. In the "elementary mathematics curriculum standard