三年级数学下册第1章采访果蔬会—两、三位数除以一位数(一)第1课时口算两位数除以一位数课件青岛版六三制.ppt

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口算两三位数除以一位数,根据这些信息,你能提出什么问题?,从图中,你能知道哪些数学信息?,3天接待了96个客户。,4天签订了480万元销售合同。,平均每天接待多少个客户?,963= (个),合作探索,903 =30,963= (个),32,90,6,63 =2,302 =32,平均每天接待多少个客户?,合作探索,9 63 =,9个十除以3等于3个十。,6个一除以3等于2个一。,3个十和2个一组成32。,3,2,平均每天接待多少个客户?,合作探索,480 4 = (万元),48个十, 4,12个十,=,120,平均每天签订多少万元的销售合同?,合作探索, =,42,2,21, 2, =,3,660, 3,220,1.算一算,想一想,你有什么发现?,被除数变大,除数 不变,商变大,被除数变小,除数 不变,商变小,2.下面是丁阿姨水果店进货记录单。,如果每箱水果一样重,哪种水果最贵?,答:猕猴桃最贵。,400 5 = 80(元),880 8 = 110(元),360 3 = 120(元),12011080,这节课我学会了什么?快来说一说吧!,课本第3页自主练习第2,3题。,xx小学 x年级x班,xxx,

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