[315-(420-42×7)]÷63简便运算
答案:4 悬赏:40 手机版
解决时间 2021-04-05 16:52
- 提问者网友：我们很暧昧
- 2021-04-05 01:33
[315-(420-42×7)]÷63简便运算
最佳答案
- 五星知识达人网友：刀戟声无边
- 2021-04-05 01:47
[315-(420-42×7)]÷63
=[315-(420-42×(10-3)]÷63
=[315-(420-420+42*3)]÷63
=(315-126)/63
=315/63 - 126/63
=5-2=3
=[315-(420-42×(10-3)]÷63
=[315-(420-420+42*3)]÷63
=(315-126)/63
=315/63 - 126/63
=5-2=3
全部回答
- 1楼网友：话散在刀尖上
- 2021-04-05 02:59
[315-(420-42×7)]÷63
=[315-(42x10-42x7)]÷63
=[315-42x3]÷63
=315÷63-126÷63
=5-2
=3
=[315-(42x10-42x7)]÷63
=[315-42x3]÷63
=315÷63-126÷63
=5-2
=3
- 2楼网友：千杯敬自由
- 2021-04-05 02:11
采
- 3楼网友：慢性怪人
- 2021-04-05 02:01
原式：
=(315-42×3)÷63
=315÷63-42×3÷7÷9
=5-2
=3
=(315-42×3)÷63
=315÷63-42×3÷7÷9
=5-2
=3
我要举报
如以上问答信息为低俗、色情、不良、暴力、侵权、涉及违法等信息，可以点下面链接进行举报！
大家都在看
推荐资讯