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简算学习是小学计算能力培养的重要方面。尤其在分数、小数四则混合运算中,合理灵活地运用乘法分配律,可以达到简化运算的目的。
Computation learning is an important aspect of primary computing ability development. Especially in the fractional, fractional four mixed computing, rational and flexible use of multiplication distribution law can be simplified to achieve the purpose.