分与合
PPT模板下载:www.1ppt.com/moban/行业PPT模板:www.1ppt.com/hangye/节日PPT模板:www.1ppt.com/jieri/PPT素材下载:www.1ppt.com/sucai/PPT背景图片:www.1ppt.com/beijing/PPT图表下载:www.1ppt.com/tubiao/优秀PPT下载:www.1ppt.com/xiazai/PPT教程:www.1ppt.com/powerpoint/Word教程:www.1ppt.com/word/Excel教程:www.1ppt.com/excel/资料下载:www.1ppt.com/ziliao/PPT课件下载:www.1ppt.com/kejian/范文下载:www.1ppt.com/fanwen/试卷下载:www.1ppt.com/shiti/教案下载:www.1ppt.com/jiaoan/
问题:把4朵放到两个筐里,有几种情况?
游戏:猜一猜。21
第21页,做一做第2题。11122
问题:5个放在两个里,有几种放法?
523532541
小朋友们,今天你有什么收获?我学会了分与合……..我学会了4的分与合……..我学会了5的分与合……..……..