“优效的数学教学”强调理性思维的培养和数学素养的发展,注重数学文化价值的发挥,关注数学思维方式的教学,关注学生数学活动经验的获得,关注学生创新意识的发展;强调课堂教学的预设与生成,注重教学目标的达成,追求课堂教学的优质高效。一、问题驱动的优效创设“问题情境”是一种具有一定 Emphasis on the development of rational thinking and mathematical literacy, pay attention to the value of mathematics and culture, pay attention to the teaching of mathematical thinking mode, pay attention to the acquisition of students ’experience in mathematical activities, and pay attention to the development of students’ innovative consciousness; emphasize The default and generation of classroom teaching, pay attention to the teaching goal, the pursuit of classroom teaching of high quality and efficiency. First, the problem-driven optimization of the creation of “problem situation” is a kind of certain