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2023-02-26 20:31:47
cc
2023-02-26 20:29:44
2023-02-26 20:22:57
12x(11x11)
=12x121
=1452
2023-02-26 20:22:37
ừ trang 15 đến trang 19 có số trang là:
( 19 - 15) : 1 + 1 = 5 ( trang)
Cứ mỗi trang cần 2 chữ số để đánh
Vậy từ trang 15 đến trang 19 cần số chữ số: 5 x 2 = 10 ( chữ số)
Đáp số.....
2023-02-26 20:22:19
số lượng gao đó là:
4x6-3=19(kg)
2023-02-26 20:22:05
108cm
2023-02-26 20:20:42
2023-02-26 20:20:07
2023-02-26 20:19:16
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