12 3 14 5 July 8, 2019 16 32 64 128 12 3 x 14 5 3 vd 14 5 12 1 srw 12 7 of 3 5 14 6 7 12/7 of 3+5/14 14 3 5t 12 1 20t 1 12 56 chia 3 14 12 7 3 14 x 2 5 14 3 5x 12 1 20x 1 12 56 x 3 14 14 3 5 5x 12 3 vd 14 5/12-1 srl 12 56 chia 3 14 chia 2 12 56 chia cho 3 14 12 56 chia 3 14 bằng bao nhiêu
