999999+99999+9999+999+99+9 (最简便算法)

2024-11-17 10:37:48
推荐回答(2个)
回答(1):

999999+99999+9999+999+99+9
=1000000-1+100000-1+10000-1+1000-1+100-1+10-1
=1111110-6
=1111104

回答(2):

999999+9*4