儿童乐园课件

儿童乐园北师大版二年级数学上册第一页，共十八页。学习目标初步认识乘法；会通过数数推导乘法口诀；熟记6以内的乘法口诀。第二页，共十八页。第三页，共十八页。有多少人坐小飞机?第四页，共十八页。2+2+2+2=8(人)vbjsq/svfptkmjdy/100189.html

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第五页，共十八页。4个2相加也可以用乘法表示。2×4=8(人)乘数乘号乘数积第六页，共十八页。4个2相加可以用乘法表示。2×4读作2乘4，或4×2读作4乘2.2×4读作2乘44×2读作4乘2第七页，共十八页。你还能提出哪些数学问题?第八页，共十八页。有多少人坐小火车?第九页，共十八页。4+4+4+4+4+4=24(人)第十页，共十八页。4×6=24(人)第十一页，共十八页。6从哪儿来的?每节车厢坐4人,有6节车厢,就是6个4。第十二页，共十八