4/3-2/7+（-6/1）-（-3/2）-1 初中一年级。求过程！！
答案:6 悬赏:20 手机版
解决时间 2021-04-01 20:43
- 提问者网友：火车头
- 2021-03-31 22:18
4/3-2/7+（-6/1）-（-3/2）-1 初中一年级。求过程！！
最佳答案
- 五星知识达人网友：不想翻身的咸鱼
- 2021-03-31 23:41
4/3-2/7+（-6/1）-（-3/2）-1 3/4 =4分之3
=3/4-7/2-1/6+2/3-1
= -9/4+1/2-1
= -7/4-1
= -11/4
=3/4-7/2-1/6+2/3-1
= -9/4+1/2-1
= -7/4-1
= -11/4
全部回答
- 1楼网友：雪起风沙痕
- 2021-04-01 04:17
56/42-12/42-252/42+62/42-42/42=-187/42
- 2楼网友：一叶十三刺
- 2021-04-01 03:58
4/3-2/7+（-6/1）-（-3/2）-1 =28/21-6/21-6+3/2=22/21-6+3/2=44/42-252/42+63/42=-145/42-42/42=-187/42
- 3楼网友：骨子里都是戏
- 2021-04-01 03:12
=3/4-2/7-6+3/2-1
=3/4-2/7-7+3/2
=(3/4+3/2)-(2/7+7)
=9/4-51/7
=141/28
=3/4-2/7-7+3/2
=(3/4+3/2)-(2/7+7)
=9/4-51/7
=141/28
- 4楼网友：三千妖杀
- 2021-04-01 01:51
解：
4/3-2/7+（-6/1）-（-3/2）-1
= 4/3-2/7-6+3/2-1
=56/42-12/42+63/42-7
=107/42-7
=-187/42
4/3-2/7+（-6/1）-（-3/2）-1
= 4/3-2/7-6+3/2-1
=56/42-12/42+63/42-7
=107/42-7
=-187/42
- 5楼网友：十年萤火照君眠
- 2021-04-01 00:21
4/3-2/7+（-6/1）-（-3/2）-1
=4/3-2/7-6+3/2-1
=4/3-2/7+3/2-7
=(4*7*2-2*3*2+3*3*7)/(3*7*2)-7
=(56-12+63)/42-7
=107/42-7
=-187/42
=4/3-2/7-6+3/2-1
=4/3-2/7+3/2-7
=(4*7*2-2*3*2+3*3*7)/(3*7*2)-7
=(56-12+63)/42-7
=107/42-7
=-187/42
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