Monday, December 29, 2025

12/29/25 (星期一)

等待十七,

30 x 10 = 300,(100)(1000)

150 x 10 = 1500,(500)(5000)

490 x 10 = 4900,(1500)(15000)

1490 x 10 = 14,900,(5000)(50000)

2990 x 10 = 29,900,(10000)(100000)

300 + 1500 + 4900 + 14900 + 29900 = 51500,

170 x 5 = 850,