Assam on Saturday registered nearly 40 per cent decline in fresh COVID-19 cases with 446 more people testing positive for the infection, while 16 more people died due to the virus, the National Health Mission (NHM) said. The state's overall Covid infection count rose to 7,21,124 while the death toll went up to 7,896, including 1,347 people with co-morbidities, it said.