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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,用,26,的乘法口诀求商,金积镇中心学校 马瑞丽,复习:,1,、说出得数,并说出用哪句口诀。,6 2=4 3=,2 5=3 3=,2,、填空,说一说()里的数是用哪句口诀想出来的。,2,(),=4 4,(),=8,3,(),=6,(),7=14,(),3=12,(),4=20,3,、,动手操作:,把,12,平均分成不同的份数,并写出除法算式。看谁的分法多?,桌子上共有,个桃。,猴妈妈要把这些桃分给小猴吃,每只小猴分,3,个。可以分给几只小猴?,你能列出除法算式吗?,12,3,4,(个),12,12,4,3,(个),猴妈妈要把这些桃平均分给,4,只猴,每只小猴分几个?,妈妈买了,15,个苹果。,平均每组几个?,可以分几组?,15,3,15,(个),(组),122,164,153,42,62,183,84,246,105,205,186,44,122,164,153,42,2,62,183,84,246,105,205,186,44,122,164,153,5,42,2,62,183,84,246,105,205,186,44,122,164,4,153,5,42,2,62,183,84,246,105,205,186,44,122,6,164,4,153,5,42,2,62,183,84,246,105,2,205,186,44,122,6,164,4,153,5,42,2,62,183,84,246,4,105,2,205,186,44,122,6,164,4,153,5,42,2,62,183,84,246,105,205,186,44,122,6,164,4,153,5,42,2,62,183,84,2,246,4,105,2,205,186,44,122,6,164,4,153,5,42,2,62,183,6,84,2,246,4,105,2,205,186,44,122,6,164,4,153,5,42,2,62,183,6,84,2,246,4,105,2,205,186,44,1,122,6,164,4,153,5,42,2,62,183,6,84,2,246,4,105,2,205,186,3,44,1,122,6,164,4,153,5,42,2,62,183,6,84,2,246,4,105,2,205,4,186,3,44,1,122,6,164,4,153,5,42,2,62,3,183,6,84,2,246,4,105,2,205,4,186,3,44,1,算一算,比一比,看你有什么发现?,10 2=12 6=8 2 =,10 5=12 2=8 4 =,二五一十,二六十二,二四得八,写出算式,。,1,、把,6,个平均分成,3,份,每份是()个,63=2,2,、把,10,个平均分成,5,份,每份是()个,105=2,根据题目说出算式,。,1,、把,12,只兔子,平均关在,4,个笼子里,每个笼子关几只?,2,、妈妈买来,8,个苹果,平均分给爷爷和奶奶,每人分得几个?,124=3,82=4,根据图列出一个乘法两个除法算式,3,12,12,3,4,12,4,3,结束,2004.08,
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