有些应用题,直接依据已知条件进行解答比较困难。这时,可以适当改变题里的已知条件,使数量关系更为明显,从而巧妙地找到解题方法。例:水果商店运来一批梨和苹果,已知梨重量的23与苹果共重620千克,梨重量的14与苹果重量的25相等。求运来的梨有多少千克?分析与解:由已知条件:“梨 Some application questions, directly based on known conditions to answer more difficult. At this time, you can properly change the title of the known conditions, so that the relationship between the number is more obvious, so cleverly find the solution. Example: A lot of pears and apples are shipped to the fruit shop. The weight of pear is known to weigh 620 kilograms of apples and pear weight of 14, which is equal to 25% of apple weight. How many kilograms of pear to be transported? Analytical solution: From known conditions: "pear