["0",{"so1":49,"so2":2,"idx":2,"help":false},{"idx":5,"type":0,"donvi":2,"metricIdx":2,"d1":6,"d2":5,"qd":0,"color":"#922780"},{"sIndex":16,"cIndex":11,"color":"#fc9c00","dvi":1,"edge":[38,27,64,62]},{"gio":12,"giay":0,"phut":20,"kieuchu":1,"help":false},{"so1":8,"so2":4},{"so1":5,"so2":4,"so3":9,"so4":3},{"so1":8,"so2":4},{"so1":9,"so2":8,"type":0},{"z":2,"x":2,"y":2,"xy":22}]
["0",{"ans2":"100"},"10","191","12:20","32","<","4","72","44"]
Thực hiện phép trừ: 532 - 168
- 364
- 374
- 354
- 394