As soon as Joss got on the bus in 1997, the co-driver reached out with a small hand and a piece of paper torn from a soft copy in his hand. "I'm not good at math and I can't remember well. I'll settle the accounts for the two days first, see if it's right." Page settlement?

Josie was pulling his seat belt, glancing at his little woman, looking forward to seeing her face, and reaching for the paper.

"August 17: Dinner 3 hours, unit price 2000 yuan, a small sum of 6000 yuan.

Aug. 18: Climbing up and down Huashan Mountain for half an hour at a unit price of...