38+23+5122728-(14+27)8-317-141756-(16-112)34-16+815613+715+713+815.-数学
2 |
7 |
=
27 |
28 |
15 |
28 |
=
6 |
14 |
(3)8-
3 |
17 |
14 |
17 |
=8-(
3 |
17 |
14 |
17 |
=8-1,
=7;
(4)
5 |
6 |
1 |
6 |
1 |
12 |
=
5 |
6 |
1 |
6 |
1 |
12 |
=
4 |
6 |
1 |
12 |
=
3 |
4 |
(5)
3 |
4 |
1 |
6 |
8 |
15 |
=
7 |
12 |
8 |
15 |
=
67 |
60 |
(6)
6 |
13 |
7 |
15 |
7 |
13 |
8 |
15 |
=(
6 |
13 |
7 |
13 |
7 |
15 |
[家长教育] 孩子为什么会和父母感情疏离? (2019-07-14) |
[教师分享] 给远方姐姐的一封信 (2018-11-07) |
[教师分享] 伸缩门 (2018-11-07) |
[教师分享] 回家乡 (2018-11-07) |
[教师分享] 是风味也是人间 (2018-11-07) |
[教师分享] 一句格言的启示 (2018-11-07) |
[教师分享] 无规矩不成方圆 (2018-11-07) |
[教师分享] 第十届全国教育名家论坛有感(二) (2018-11-07) |
[教师分享] 贪玩的小狗 (2018-11-07) |
[教师分享] 未命名文章 (2018-11-07) |