1、. 十几减9十几减8口算卡 18-9= 16-9= 15-9= 17-9= 13-9= 16-8= 15-8= 17-8= 11-9= 11-8= 14-8= 12-8= 17-9= 14-8= 12-8= 13-8= 17-9= 18-9= 16-9= 15-9= 13-8= 11-8= 14-8= 12-8= 11-8= 14-8= 12-8= 13-8= 17-8= 11-9= 14-9= 12-9= 17-9= 14-9= 12-9= 13-9= 13-8= 18-9= 16-9= 15-9= 11-8= 14-8= 12-8= 13-8= 18-9= 16-9= 15-9= 17-9
2、= 13-9= 11-9= 14-9= 12-9= 11-9= 14-9= 12-9= 13-9= 17-9= 18-9= 16-9= 15-9= 13-8= 11-8= 14-8= 12-8= 11-8= 14-8= 12-8= 13-8= 13-8= 11-8= 14-8= 12-8= 11-8= 14-8= 12-8= 13-8= 17-8= 13-8= 16-8= 15-8= 11-9= 14-9= 12-9= 13-9= 17-9= 18-9= 16-9= 15-9= 18-9= 16-9= 15-9= 17-9= 13-9= 16-8= 15-8= 17-8= 11-9= 11-8
3、= 14-8= 12-8= 17-9= 14-8= 12-8= 13-8= 17-9= 18-9= 16-9= 15-9= 13-8= 11-8= 14-8= 12-8= 11-8= 14-8= 12-8= 13-8= 17-8= 11-9= 14-9= 12-9= 17-9= 14-9= 12-9= 13-9= 13-8= 18-9= 16-9= 15-9= 11-8= 14-8= 12-8= 13-8= 18-9= 16-9= 15-9= 17-9= 13-9= 11-9= 14-9= 12-9= 11-9= 14-9= 12-9= 13-9= 17-9= 18-9= 16-9= 15-9
4、= 13-8= 11-8= 14-8= 12-8= 11-8= 14-8= 12-8= 13-8= 13-8= 11-8= 14-8= 12-8= 11-8= 14-8= 12-8= 13-8= 17-8= 13-8= 16-8= 15-8= 11-9= 14-9= 12-9= 13-9= 17-9= 18-9= 16-9= 15-9= 18-9= 16-9= 15-9= 17-9= 13-9= 16-8= 15-8= 17-8= 11-9= 11-8= 14-8= 12-8= 17-9= 14-8= 12-8= 13-8= 17-9= 18-9= 16-9= 15-9= 13-8= 11-8
5、= 14-8= 12-8= 11-8= 14-8= 12-8= 13-8= 17-8= 11-9= 14-9= 12-9= 17-9= 14-9= 12-9= 13-9= 13-8= 18-9= 16-9= 15-9= 11-8= 14-8= 12-8= 13-8= 18-9= 16-9= 15-9= 17-9= 13-9= 11-9= 14-9= 12-9= 11-9= 14-9= 12-9= 13-9= 17-9= 18-9= 16-9= 15-9= 13-8= 11-8= 14-8= 12-8= 11-8= 14-8= 12-8= 13-8= 13-8= 11-8= 14-8= 12-8= 11-8= 14-8= 12-8= 13-8= 17-8= 13-8= 16-8= 15-8= 11-9= 14-9= 12-9= 13-9= 17-9= 18-9= 16-9= 15-9=.