Lớp 2 - Đề khảo sát giữa học kỳ I lớp 2

[{"so2":40,"so1":22},{"so1":14,"so2":74,"so3":12,"so4":1,"so5":14,"so6":15,"type":2,"da":"1"},{"so1":85,"so2":15,"so3":31,"so4":11,"so5":1,"so6":31,"type":0,"da":"0"},{"pheptinh":"-","so1":70,"so2":35,"dv":1},{"a":439,"b":135,"c":111,"d":58,"i":0},{"a":336,"b":199,"c":148,"d":84,"i":2},{"seed1":2,"seed2":8,"so1":28,"so2":35},{"seed1":4,"seed2":3,"so1":43,"so2":28},{"so":5,"missed":1},{"so1":868,"so2":666},{"type":1,"so1":95,"so2":29,"so3":66,"kq":"-"},{"a":49,"b":24,"c":25,"d":14,"e":11,"h1":3,"h2":4,"h3":5,"pos2":0,"pos3":1,"cid":1,"rnd":0},{"alpha":-3,"Xgoc":51,"Ygoc":76,"dai":96,"XSeg":42,"YSeg":43,"alphaSeg":0},{"so1":79,"so2":9,"idx":9},{"so1":39,"so2":31,"idx":10}]

["62","Nhỏ hơn","Lớn hơn","35","9","8","63","15","5","202","-",[1,1,0,0],"97",{"ans1":"79+9=88","ans2":"88"},{"ans1":"39-31=8","ans2":"8"}]