《用2-6的乘法口诀求商》.ppt

Copyright 2004-2009,版权所有 盗版必究,用2-6的乘法口诀求商,人教新课标二年级数学下册,学习目标：,1.,使同学们进一步熟悉乘法口诀。,2.,能够熟练应用,2-6,的乘法口诀求商。,看数说出相应的乘法口诀。,12,18,15,8,24,36,把,12,个桃平均分给,4,只小猴，每只小猴分几个？,126=,2,二六十二,122=,6,426=,7,六七四十二,427=,6,说说你手中的乘法口诀,能算哪些除法算式。,哪些算式可以用同一句口诀？,244=,82=,153=,126=,366=,122=,305=,255=,246=,84=,183=,155=,124=,3,4=,6,3=,5,5=,找钥匙,22,31,42,105,123,366,819,728,546,248,459,427,284,637,568,497,213,205,324,648,488,找钥匙,4,16,32,8,4,1,4,8,2,36,30,24,12,6,6,5,4,2,看图写出乘法算式和除法算式。,