A display device and display method are provided. The display device and the display method can prevent generation of noise in delta array pixels of an FRC method, and able to prevent a lowering of an image quality, that is, a display device of predetermined array pixels displaying a (2n+1) gradation by alternately displaying a 2n gradation and a (2n+2) gradation, comprising a modulation pattern generation circuit for generating a spatial/temporal modulation pattern switching a temporal modulation pattern every frame (F) and changing an order of application of a spatial modulation pattern every NF (N is an even number); a data processing circuit for modulating image data in accordance with the modulation pattern generated by the modulation pattern generation circuit; and a drive circuit for driving the display in accordance with the modulated data of the data processing circuit.