["0",{"so1":32,"so2":3,"idx":4,"help":false},{"idx":4,"type":0,"donvi":2,"metricIdx":2,"d1":5,"d2":7,"qd":0,"color":"#f09600"},{"sIndex":2,"cIndex":0,"color":"#ff2a2a","dvi":1,"edge":[17,7,15,10,32,17]},{"gio":11,"giay":0,"phut":17,"kieuchu":1,"help":false},{"so1":5,"so2":2},{"so1":7,"so2":4,"so3":9,"so4":6},{"so1":4,"so2":4},{"so1":3,"so2":5,"type":0},{"z":8,"x":1,"y":0,"xy":10}]
["0",{"ans2":"67"},"14","98","11:17","10","<","4","15","80"]
Thực hiện phép trừ: 532 - 168
- 364
- 374
- 354
- 394