Difficult. According to the query of 2 1 1, 20 15 Anhui science mathematics is more difficult and involves a wide range of topics. To examine students' ability to understand and apply various mathematical knowledge points, some topics need more calculation and reasoning. Anhui Province, referred to as "Anhui" for short, is a provincial administrative region of People's Republic of China (PRC), with Hefei as its capital, located in the Yangtze River Delta in the east of China, bordering Jiangsu Province in the east, Henan Province and Hubei Province in the west, Zhejiang Province in the southeast, Jiangxi Province in the south and Shandong Province in the north.