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小学数学《新课标》明确提出:“小学数学在提高人的推理能力、抽象能力、想象能力和创造能力等方面有独特的作用。”要求学生的计算能力达到答案准确、计算迅速、方式灵活和运用合理的基本要求。《九年义务教育全日制小学数学教学大纲》中规定“要使学生具有进行整数、小数、分数四则计算的能力”。在教学要求中也强调“使学生能够正确的进行整数、小数、分数四则计
Primary school mathematics ”New Curriculum“ clearly put forward: ”Primary mathematics in enhancing human reasoning ability, abstract ability, imagination and creative ability has a unique role.“ ”Require students to calculate the ability to achieve accurate answers, rapid calculation, Flexible approach and the use of reasonable basic requirements. “Nine-year compulsory education full-time elementary school mathematics syllabus” states that “to enable students to have integer, decimal, fractional four computing power.” Also stressed in the teaching requirements "to enable students to correctly integer, decimal, fractional four meter