两位数除以一位数,复习1.口算:84= 93= 355=427= 142= 246=,2,3,7,6,7,4,2.口答:(1)80里面有( )个十,400里面 有( )个百。(2)240里面有( )个十。,8,4,24,602= (只),请你分一分,将60根小棒平均分成2份,每份是30根。,602=30,想,6个十2=,3个十,=30,因为302=60所以602=30,602=30,我来试一试,平均每天要做多少只燕风筝?,2406= (只),我来说一说,课下练习,303=,603=,402=,4808=,3204=,预备,同学们再见!,