犤教学内容犦九年义务教育五年制第九册第二单元“倒数的认识”的第一课时,第59页例题,练习十五第1—6题。犤教材分析犦“倒数的认识”是在学生掌握了分数乘法的意义和计算法则、分数乘法应用题、整数乘法、分数加法和减法计算等知识的基础上进行教学的。“倒数的认识”是分数 犤 teaching content 犦 nine years of compulsory education five years of ninth volumes of the second unit “reciprocal understanding” of the first lesson, page 59 cases, exercises fifteenth 1-6.犤 textbook analysis 犦 “Countdown to understanding” is based on the students grasp the meaning of the fractional multiplication and the calculation rules, fractional multiplication problems, integer multiplication, fractional addition and subtraction and other knowledge based on teaching. “Countdown to know” is the score