1. An image processing device that transmits print image data to an image forming portion to form a target image on at least one recording medium, comprising: a processor; and a non-transitory, computer-readable medium storing computer-readable instructions that, when executed by the processor, cause the image processing device to perform steps, comprising: receiving image data for forming the target image on the at least one recording medium; generating display image data from the image data at a display scale for displaying the target image including an element of the target image on a display portion prior to formation of the target image on the at least one recording medium; generating print image data from the image data at a print scale for forming the target image on the recording medium, such that the element of the target image to be formed on the at least one recording medium has substantially the same size as the element of the target image displayed on the display portion; and transmitting the display image data to the display portion.