Tính: 6543dm3 - 1,85m3 × 2 + 999dm3Tính a.6543dm3 - 1,85m3 × 2 + 999dm3 ........................................................................................................................................... ........................................................................................................................................... ........................................................................................................................................... ........................................................................................................................................... b.354dm3 + 330000cm3× 2 ........................................................................................................................................... ........................................................................................................................................... ........................................................................................................................................... |