> 数学 >
1+2+3+……+95+96+95+……+3+2+1/888888乘8888888
人气:138 ℃ 时间:2020-05-02 06:46:00
解答
(1+2+3+……+95+96+95+……+3+2+1)/(888888×8888888)
=(96×96)/(888888×8888888)
=(12×12)/(111111×1111111)
=144/123456654321
=48/41152218107
推荐
猜你喜欢
© 2024 79432.Com All Rights Reserved.
电脑版|手机版