March: 7393.83 yuanMay: -4260.08 yuanAnother solution
December:2020:+34,277.8 yuan2022:-84,963.5 yuan
This month's profit: +6912.15 yuanJuly: -356.24 yuanSeptember: 11,228.38 yuan
Strategy guide 12-14
Strategy guide 12-14
Strategy guide