小学数学二年级下册除法的初步认识例5ppt课件维语.ppt

, . 4 ,12 4 3 ., :12 4 3, , .,84=2,102=5,62=3,186=3,123=4,155=2,18 .,(1) 2 9 .,(2) 3 6 .,(3) 6 3 .,(4) 9 2 .,182=9,183=6,186=3,189=2,10 5 ,: 10 5 = 2,10 .,平均分给3人,每人分( )个。,平均分给2人,每人分( )个。,平均分给2人,每人分( )个。,183=,182=,186=, = , .,平均分给3人,每人分( )个。,平均分给2人,每人分( )个。,183=,182=,182=9, .,平均分给3人,每人分( )个。,平均分给2人,每人分( )个。,平均分给2人,每人分( )个。,183=,182=,186=,18 3= 6, .,平均分给3人,每人分( )个。,平均分给2人,每人分( )个。,平均分给2人,每人分( )个。,183=,182=,186=,18 6= 3, .,平均分给3人,每人分( )个。,平均分给2人,每人分( )个。,平均分给2人,每人分( )个。,183=,182=,186=, .,18 9= 2, ,!,