数射线（课件）-一年级上册数学沪教版

数射线 1 数射线 0 1 2 3 4 5 6 7 8 9 10 0 1 1 2 3 5 7 10 数射线 0 1 2 3 4 5 6 7 8 9 10 在里填数（练习册第16页） 1 0  2 5  7    10 8 9 4 6 1的相邻数 1 4的相邻数 4 5的相邻数 4 5 6 0 2 3 5 3 填相邻的数（课本第19页第1题） 0 1 2 3 4 5 6 7 8 9 10 2 3 7 8 1 3 2 4 6 8 7 9 0 1 2 3 0 1 3 5 7 9 10 0 1 2 4 10 0 1 3 5 7 9 10 2 4 6 8 0 1 2 4 10 3 6 7 8 9 5 向右跳 0 1 2 3 4 5 6 7 8 9 10 1 2 ：2>1 0 1 2 3 4 5 6 7 8 9 10 ：3<5 3 5 向右跳 0 1 2 3 4 5 6 7 8 9 10 ：2>1 ：1<4 2<4 1 4 2 4 1 向右跳（课本第19页第3题） 0 1 2 3 4 5 6 7 8 9 10 >4 4 5 >4 6 >4 …… 设计一个2个小动物，从3开始跳到小房子 0 1 2 3 4 5 6 7 8 9 10 3 2格 3格 回顾小结 0 1 2 3 4 5 6 7 8 9 10 0 5的相邻数 4 5 6 com.apple.VoiceMemos (iOS 12.2) 小胖1 com.apple.VoiceMemos (iOS 13.3) 2020-08-19T07:46:22+0800 com.apple.VoiceMemos (iPhone OS 9.3.5) null 7872.0 null 8544.0 com.apple.VoiceMemos (iOS 12.2) 小胖2 com.apple.VoiceMemos (iOS 13.3) com.apple.VoiceMemos (iOS 12.2) com.apple.VoiceMemos (iOS 13.5.1) 小胖3 com.apple.VoiceMemos (iOS 13.3) 2020-06-16T17:51:39+0800 com.apple.VoiceMemos (iPhone OS 9.3.5) 2020-06-16T17:52:53+0800 com.apple.VoiceMemos (iPhone OS 9.3.5) com.apple.VoiceMemos (iOS 12.2) 小胖4 com.apple.VoiceMemos (iOS 13.3) com.apple.VoiceMemos (iOS 12.2) null 9024.0 2020-06-16T17:54:19+0800 com.apple.VoiceMemos (iPhone OS 9.3.5) 2020-06-16T17:55:38+0800 com.apple.VoiceMemos (iPhone OS 9.3.5) 小胖5-5 com.apple.VoiceMemos (iOS 13.3) null 10608.0 2020-08-03T17:09:26+0800 com.apple.VoiceMemos (iPhone OS 9.3.5) com.apple.VoiceMemos (iOS 12.2) 2020-07-29T12:53:38+0800 com.apple.VoiceMemos (iPhone OS 9.3.5) com.apple.VoiceMemos (iOS 12.2) null 12648.0 com.apple.VoiceMemos (iOS 13.5.1) 小胖8 com.apple.VoiceMemos (iOS 13.3) 2020-07-29T12:52:13+0800 com.apple.VoiceMemos (iPhone OS 9.3.5) 2020-06-16T17:57:39+0800 com.apple.VoiceMemos (iPhone OS 9.3.5) com.apple.VoiceMemos (iOS 12.2) $$