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2023-11-02 21:52:09
thế kỉ 21 bạn nhé
2023-11-02 21:50:09
1 tấm bìa
2023-11-02 21:47:03
18 cái đĩa
2023-11-02 21:44:45
(90-10):10+1=9
2023-11-02 21:38:25
5;7;9
2023-11-02 21:29:51
a.(4276+5724)+(2357+7643)
=10000 + 10000
=20000
b.câu này không biết:)))
c.câu này cũng không biết :)))
2023-11-01 21:31:10
CÓ 22 CÁI KẸO VÀ DƯ 1 VỎ KẸO
2023-11-01 21:29:40
XXVII
2023-11-01 21:28:44
bắn tùm lum=9
2023-11-01 21:28:10
1\2 + 2\2=2\2+1\2
ta gọi số cần tìm là x
x=1\2+2\2
x=1+2+1\2+2\2
x=1+2+1+2+3-7
x=2
vậy số cần tìm là2
:)