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小学生尤其是低年级小学生在解答应用题时,往往只会再算一遍来检查答数,如果答数没有错误,就认为是做对了,不再从其它方面考虑。但常因为列式错误,用这样再算一遍的办法总是检查不出解答是不是有错误。久而久之学生对学习应用题渐渐产生畏难情绪。为了使学生在解答应用题时能正确列式和能找到列式中的错误,提高正确率,我在教学中启发和引导学生找“矛盾”,要学生解题后自
Primary school children, especially the lower primary school pupils in the application of the answer, often only check again to answer, if the answer is not wrong, it is considered right, no longer from other considerations. However, often because of the column type error, use this method again, always check the solution is not wrong. Over time, students gradually develop fear of learning application problems. In order to enable students to correct the application of the questions and can find out the formula column error, improve the correct rate, I teach and inspire students to find “contradictions” to the students after the problem-solving