20以内的进位加法和退位减法
相关主题
- 1、下载文档前请自行甄别文档内容的完整性，平台不提供额外的编辑、内容补充、找答案等附加服务。
- 2、"仅部分预览"的文档,不可在线预览部分如存在完整性等问题,可反馈申请退款(可完整预览的文档不适用该条件!)。
- 3、如文档侵犯您的权益，请联系客服反馈,我们会尽快为您处理(人工客服工作时间：9:00-18:30)。
数学口算练1
（9（习完成记时: 姓名: 日期:
11-3 = 12-7
=
11-3
=
13-4
=
12-9 = 12-7
=
15-7
=
14-6
=
11-3 = 16-8
=
16-7
=
11-3
=
14-5 = 12-7
=
13-7
=
11-2
=
12-8 = 15-8
=
16-8
=
11-8
=
13-8 = 15-9
=
14-8
=
11-5
=
16-8 = 15-7
=
13-9
=
11-2
=
11-3 = 15-9
=
15-9
=
14-6
=
15-8 = 16-9
=
16-9
=
14-9
=
11-3 = 17-8
=
14-7
=
14-5
=
13-8 = 17-9
=
12-5
=
11-5
=
12-3 = 11-3
=
17-8
=
11-6
=
18-9 = 12-6
=
12-6
=
12-4
=
11-4 = 11-7
=
13-6
=
11-8
=
12-4 = 13-4
=
11-9
=
13-5
=
15-6 = 12-3
=
11-5
=
16-9
=
15-6 = 13-8
=
11-7
=
11-8
=
11-7 = 12-5
=
12-6
=
11-4
=
12-8 = 14-9
=
11-6
=
15-9
=
13-6 = 12-9
=
12-9
=
17-8
=
本页题量:80