4 x 9 chia 2 July 8, 2019 16 32 64 128 4 75 x chia 9 34 266 X chia 9 4 23 5 4 75 x chia 9 34 26 4 75 x chia 9 34 phẩy 266 X chia 9 2 dư 4 4 5 x 100 2 9 chia 0 01 2 3 1 2 x 9 4 chia 2 X chia 7 9 4 23 8 3 72 x 9 4 3 72 chia 2 0372