北师版小学数学一年级上册“有几瓶牛奶”课件.ppt

有几瓶牛奶,9,5,9,+,5,=,14,1,4,10,9,+,5,=,14,5,4,10,9,5,14,9,+,3,=,12,1,2,10,7,+,9,=,16,6,1,10,17,1,7,10,18,1,8,10,填一填,15,4,5,10,16,3,6,10,填一填,9,+,2,=,11,1,1,10,9,+,6,=,15,1,5,10,9,+,9,=,18,1,8,10,一共有()朵。,9,+,7,=,16,1,6,10,16,4,+,9,=,13,3,1,10,?枝,9,2,11,？个,9,6,15,原来有()盆花，,又搬来()盆，,一共有()盆。,9,4,13,9,4,13,看看谁算得快,11,12,13,14,15,16,17,18,