习题训练和课堂教学一样,在小学数学教学中具有十分重要的作用。本文拟从设置生活习题、设计趣味练习和设计专项练习三个维度,对习题设计的合理性进行探析。 Exercises and classroom teaching, as in primary school mathematics teaching has a very important role. This article intends to explore the rationality of the exercise design from the three dimensions of setting exercises, designing interesting exercises and designing special exercises.