计算:12+710+2557-(18+37)17+16+67+5634+56-78119-(29-16)3-79-29+14.-数学
=
5 |
7 |
3 |
7 |
1 |
8 |
=
2 |
7 |
1 |
8 |
=
16 |
56 |
7 |
56 |
=
9 |
56 |
(3)
1 |
7 |
1 |
6 |
6 |
7 |
5 |
6 |
=(
1 |
7 |
6 |
7 |
1 |
6 |
5 |
6 |
=1+1,
=2;
(4)
3 |
4 |
5 |
6 |
7 |
8 |
=
18 |
24 |
20 |
24 |
21 |
24 |
=
17 |
24 |
(5)
11 |
9 |
2 |
9 |
1 |
6 |
=
11 |
9 |
2 |
9 |
1 |
6 |
=1+
1 |
6 |
=1
[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) |