This year's profit:-17,640.13 yuanAugust: -5766.84 yuanApril: -985.06 yuan
September: 11,228.38 yuanNovember: 10,204.78 yuanAnother solution
2020:+34,277.8 yuanToday's work:December:
Strategy guide 12-14
Strategy guide 12-14
Strategy guide 12-14
Strategy guide 12-14