20以內(nèi)退位口算

《20以內(nèi)退位口算》由會(huì)員分享，可在線閱讀，更多相關(guān)《20以內(nèi)退位口算（2頁(yè)珍藏版）》請(qǐng)?jiān)谘b配圖網(wǎng)上搜索。

1、精選優(yōu)質(zhì)文檔-----傾情為你奉上 12-8= 11-9= 12-3= 12-9= 16-7= 17-8= 13-9= 11-2= 11-7= 17-9= 12-3= 15-9= 12-8= 13-6= 16-8= 11-3= 15-6= 13-5= 11-8= 15-8= 12-4= 14-6= 17-8= 17-9= 12-3= 11-3= 18-9= 11-3= 14-6= 15-9= 11-9 9+3= 14-2= 12-3= 12-9= 16-7= 17-8= 13-9= 11-2= 11-9= 17-

2、9= 12-3= 15-9= 12-9= 15-3= 16-8= 11-3= 18-9= 13-5= 11-8= 15-8= 12-4= 14-6= 17-8= 17-9= 12-3= 11-3= 18-6= 11-9= 16-6= 14-2= 12-3= 12-9= 16-7= 17-8= 13-9= 9-7= 11-2= 11-9= 17-9= 12-3= 15-9= 12-9= 15-3= 17-8= 18-8= 14-3= 18-9= 13-5= 11-8= 15-8= 12-4= 14-6= 11-

3、8= 14-9= 12-6= 11-3= 18-6= 12-7= 15-9= 13-6= 11-5= 11-3= 16-7= 11-6= 16-8= 15-6= 11-5= 15-8= 14-9= 14-8= 11-7= 12-5= 14-7= 15-8= 13-5= 18-9= 11-3= 15-7= 14-6= 16-9= 11-2= 14-5= 13-9= 15-6= 14-9= 12-9= 15-3= 16-8= 15-7= 16-8= 17-9= 13-2= 16-3= 18-9= 4+9= 18-

4、5= 17-4= 17-9= 19-6= 15-4= 18-6= 15-9= 16-5= 17-4= 18-8= 19-3= 19-10= 15-9= 16-9= 18-9= 11-7= 12-5= 7-7= 12-9= 17-8= 16-8= 13-7= 13-8= 13-9= 12-7= 11-9= 13-6= 14-6= 15-7= 16-8= 17-9= 11-8= 15-8= 12-4= 17-8= 13-4= 16-7= 17-8= 13-4= 14-5= 14-9= 15-4= 15-9= 17-5= 19-3= 16-2= 16-8= 11-3= 18-9= 13-5= 11-8= 15-8= 12-4= 11-7= 專心---專注---專業(yè)