《小学数学课程标准》强调了数学与现实生活的联系,不仅要求选材必须密切联系学生的生活实际,而且要求“数学教学必须从学生熟悉的生活情景和感兴趣的事情出发,为他们提供观察和操作的机会”。使他们有更多的机会从周 The Standard for Elementary Mathematics Curriculum emphasizes the relationship between mathematics and real life. It not only requires that the material selection must be closely linked with the students ’actual life, but also requires that mathematics teaching must be based on the students’ familiar life situations and interests and provide them with observations And the opportunity to operate ". So that they have more opportunities from the week