一、创设情境,激发兴趣初中数学抽象、枯燥,学生学起来感觉无味,这也会影响学生的学习兴趣。教师在教学中应尽可能地将书本上的知识加以研究变为生动有趣的问题,化枯燥为有趣,让学生在快乐中学习。如有理数的加法这一节,我们可以用扑克来替代正负数来玩游戏:红色的为正数,黑色的为负数,让两个同学一起来抽扑克,每人抽两张,然后把他们相加,哪一组的数大,哪一组胜。这 First, the creation of situations to stimulate interest Junior high school mathematics abstract, boring, students feel boring, which will also affect students’ interest in learning. Teachers in teaching should be as much as possible to study the book into a vivid and interesting knowledge of the problem, the boring for the fun, so that students learn in the happy. As with the addition of rational numbers, we can use poker to replace the positive and negative numbers to play the game: Red is positive, Black is negative, let two students poker together, each pumping two, and then they Add up, which group of large, which group wins. This