The cost of root canal treatment plus filling is related to the number of root canals in the affected tooth, the filling material, as well as the area and hospital, and is generally in the range of 2,000 to 5,000 dollars. 1. The cost of root canal treatment is related to the number of root canals in the affected teeth, generally the cost of single root canal treatment is about 400 yuan, double root canals cost about 700 yuan, if it is a three-root canals or four-root canals, the cost can be up to about 1,000 yuan; the cost of fillings is mainly related to the use of materials, glass ionomer fillings are usually 150 yuan each; resin fillings are about 200 yuan a tooth. 2. At present, crown restoration is generally recommended for teeth after root canal treatment, because teeth after root canal treatment are generally brittle, crown restoration using porcelain teeth is about 1,000 yuan, and all-porcelain teeth are more expensive, more than 2,000 yuan. 3. In addition to this, the cost of root canal treatment plus fillings is also affected by the local consumer level and the hospital level, so the specific price is how much can not be generalized, usually in the 2000 ~ 5000 yuan. If you want to know the cost of root canal treatment plus filling, you should go to the local formal hospital for detailed consultation, according to the individual situation, choose the appropriate way to treat. After the operation, you need to pay attention to oral hygiene and brush your teeth diligently in the morning and evening.