Tuyển Cộng tác viên Hoc24 nhiệm kì 28 tại đây: https://forms.gle/GrfwFgzveoKLVv3p6
kho....................wa..................troi.......................thi.....................ret.................lanh................wa..................tich............................ung.........................ho..............minh......................cho....................do....................lanh
9+9+9+9+9+9+9+9+9+9+9+9+9+9+9+9+9+9++9+9+9+9+9+9+9+9+9+9+9=?
9+9+9+9+9+9+9+9+9+......................................+9+9+9+9+9+9 =?
9 x 9 x 9 x 9 x 9 x 9 x 99 x 9 x 9 x 9 x 99 x 9 x 9 x 9 x 9 x 9 : 2 x 3 : 4 x 9 x 9 x 9 x 9 x 9 x 9
9+9+9+9+9+9+9+9+9+9=?
9-9-9-9-9-9-9-9-9+0+7×9=
3-1+8*9-9*9-9*9-9*9-9*9-9=
9+9+9+9+9+9+9+9+9+9=?
đố vui nha!
5=5/6*9*9*9*9*9*9*9*9*9*4444444444444444444444444 = ?
tính hộ mình câu này nhé
1980- 9+9+9+9+9+9+9+9+9+9...
có 1000 số 9
9*9*9*9*9*9*9
