There are provided a scanned image processing method and a scanned image processing apparatus to create a plurality of page images (PI) by sequentially scanning two or more printed papers in a predetermined resolution, reducing the created page images, arranging the reduced page images (RPI) in integrated page region (IPR), and creating one integrated page image. The method includes setting the scan environment by a user, dividing the integrated page region if a multi scan request is input from the user, creating and storing page images by sequentially scanning printed papers to be fed according to a predetermined method, reducing the stored page images by a predetermined ratio, creating and storing the reduced page images, and creating one integrated page image by reading the reduced, stored page images and arranging in a predetermined arranging order, whereby the file can be managed more efficiently.