McDonald's Burger calories are around 456 calories/100g.

Simply put, 1 calorie of energy or heat raises the temperature of 1 gram of water at one atmosphere by 1 degree Celsius, and 1 calorie is equal to about 4.1859 joules (a joule is a unit of energy commonly used in physics).

Generally by the food composition table can be checked, can also be used to measure the heater for accurate measurement, will be measured in the sample into the heater combustion chamber complete combustion, the water to absorb all the energy released. A milliliter of water raised one degree at atmospheric pressure requires the absorption of 4.187 joules, recording the change in water mass and water temperature, corresponding to the conversion.

The conversions between them are: 1 calorie = 4.186 joules; 1 kilocalorie = 1 macrocalorie = 1,000 calories = 1,000 kcal = 4,186 joules = 4.186 kJ.

Development of McDonald's

McDonald's is a large global multinational restaurant chain founded in 1955 in Chicago, USA, with about 30,000 outlets in the world. It mainly sells hamburgers, as well as fries, fried chicken, sodas, ice, salads, fruits and other fast food.

McDonald's restaurant in mainland China in the early translation of the name is "McDonald's fast food", until the later part of the unified use of the current Hong Kong-style translation of the name. In the private sector, because of the similarity in sound between McDonald's and "Peony House", Peony House is also taken as a nickname for McDonald's, but it is not common.

McDonald's is present in 119 countries on six continents, with about 32,000 outlets, and represents an American lifestyle in many countries. In the United States, there is a McDonald's store near every highway exit. Wireless Internet access is also available. The McDonald's Happy Meal offers free toys, such as Disney movie character dolls, which are attractive to children.