教师在教学过程中,需要把估算的教与学置于估算思想感悟和意识培养的统一体中,才能让学生真正感受到估算是因需而估,是一种解决问题的策略。以下结合自己的教学实践,谈一谈将“估用结合”作为一种教学思想贯穿于整个教学设计的几点体会。一、以用引估“以用引估”是“估用结合”的前奏。课始应创设 Teachers in the teaching process, the need to put the estimated teaching and learning in the estimation of ideas and awareness of the unity of training in order to allow students to really feel the estimate is due to be estimated, is a strategy to solve the problem. The following combination of their own teaching practice, to talk about “evaluation combined with ” as a teaching idea throughout the entire teaching design experience. First, in order to use the estimation “To use the estimation ” is “Estimate the combination with ” the prelude. The beginning of class should be created