五年级数学下册课件-4 分数的意义-人教版 (4)

五年级数学下册课件-4 分数的意义-人教版 (4)

分数的意义 ···5················3·······························1······························ 1米 把看作单位“1”······（）····························（）····························（） 把看作单位“1”1米······（）······································（）······································（） 把看作单位“1”·······················（）·······（）·······················（） 把看作单位“1”······（）····························（）····························（）41 把看作单位“1”1米······（）··························（）···························（）31 把看着单位“1”····················（）·······（）···················（）21 10单位“1”23 选择合适的材料，分一分，涂一涂，表示出你喜欢的分数。 我把（）看作单位“1”，平均分成了（）份，涂色部分表示了其中的（）份，是（）。 为什么表示的分数不一样？ 通常，冰山露在海面上的部分只占整座冰山的（）。 通常，冰山露在海面上的部分只占整座冰山的（——）。AB 再见，谢谢大家！