[00:00.000] 作词 : 数学口诀
[00:00.049] 作曲 : 无
[00:00.98]小朋友
[00:02.37]现在让我们来学习
[00:04.49]数学减法口诀
[00:06.85]请大家跟着我一起念
[00:14.22]10-1=9
[00:17.12]10-1=9
[00:19.93]10-2=8
[00:22.80]10-2=8
[00:25.58]10-3=7
[00:28.44]10-3=7
[00:31.31]10-4=6
[00:34.16]10-4=6
[00:36.96]10-5=5
[00:39.81]10-5=5
[00:42.67]10-6=4
[00:45.54]10-6=4
[00:48.35]10-7=3
[00:51.25]10-7=3
[00:54.11]10-8=2
[00:56.89]10-8=2
[00:59.71]10-9=1
[01:02.60]10-9=1
[01:05.53]10-10=0
[01:08.26]10-10=0
[01:15.85]9-1=8
[01:18.67]9-1=8
[01:21.55]9-2=7
[01:24.39]9-2=7
[01:27.27]9-3=6
[01:30.06]9-3=6
[01:32.93]9-4=5
[01:35.71]9-4=5
[01:38.58]9-5=4
[01:41.50]9-5=4
[01:44.29]9-6=3
[01:47.19]9-6=3
[01:50.04]9-7=2
[01:52.81]9-7=2
[01:55.71]9-8=1
[01:58.50]9-8=1
[02:01.42]9-9=0
[02:04.24]9-9=0
[02:11.38]8-1=7
[02:14.17]8-1=7
[02:16.95]8-2=6
[02:19.84]8-2=6
[02:22.67]8-3=5
[02:25.52]8-3=5
[02:28.38]8-4=4
[02:31.20]8-4=4
[02:34.15]8-5=3
[02:36.92]8-5=3
[02:39.81]8-6=2
[02:42.68]8-6=2
[02:45.49]8-7=1
[02:48.34]8-7=1
[02:51.17]8-8=0
[02:54.00]8-8=0
[03:02.96]7-1=6
[03:05.84]7-1=6
[03:08.71]7-2=5
[03:11.49]7-2=5
[03:14.40]7-3=4
[03:17.20]7-3=4
[03:20.08]7-4=3
[03:22.94]7-4=3
[03:25.74]7-5=2
[03:28.64]7-5=2
[03:31.51]7-6=1
[03:34.34]7-6=1
[03:37.18]7-7=0
[03:39.89]7-7=0
[03:46.63]6-1=5
[03:49.51]6-1=5
[03:52.38]6-2=4
[03:55.20]6-2=4
[03:58.03]6-3=3
[04:00.89]6-3=3
[04:03.69]6-4=2
[04:06.63]6-4=2
[04:09.40]6-5=1
[04:12.26]6-5=1
[04:15.15]6-6=0
[04:17.94]6-6=0
[04:24.58]5-1=4
[04:27.43]5-1=4
[04:30.28]5-2=3
[04:33.12]5-2=3
[04:36.00]5-3=2
[04:38.83]5-3=2
[04:41.70]5-4=1
[04:44.62]5-4=1
[04:47.38]5-5=0
[04:50.18]5-5=0
[04:56.81]4-1=3
[04:59.65]4-1=3
[05:02.48]4-2=2
[05:05.34]4-2=2
[05:08.13]4-3=1
[05:11.06]4-3=1
[05:13.88]4-4=0
[05:16.73]4-4=0
[05:23.37]3-1=2
[05:26.18]3-1=2
[05:29.02]3-2=1
[05:31.92]3-2=1
[05:34.75]3-3=0
[05:37.59]3-3=0
[05:40.44]2-1=1
[05:43.28]2-1=1
[05:46.16]2-2=0
[05:48.95]2-2=0
[05:51.90]1-1=0
[05:54.70]1-1=0