A printing system comprising: a terminal; and a printer that is communicable with the terminal, the terminal including an operation history recording unit (14, 16) that is adapted to detect an operation performed by a user for changing a display area of an electronic document displayed on a display screen of the terminal, and to record operation history information that includes type information about the operation, and an instruction transmitting unit that is adapted to transmit, to the printer, print instruction information including the operation history information recorded by the operation history recording unit (14, 16) and document information for identifying the electronic document, the printer including an instruction receiving unit that is adapted to receive the print instruction information from the terminal, and a print controller (26, 28) that is adapted to determine, in accordance with the operation history information included in the received print instruction information, a print area of the electronic document identified by using the document information, and performs control so as to print the determined print area, wherein the operation history recording unit (14, 16) is adapted to record a plurality of pieces of operation history information respectively for a plurality of operations performed by the user on the electronic document, the print controller (26, 28) is adapted to perform control so as to print an area obtained by combining together print areas that are respectively determined in accordance with the plurality of pieces of operation history information included in the print instruction information; the operation history recording unit (14, 16) is adapted to record and include in the operation history information an interval time during which the display area, which is an area displayed as a result of the operation, does not change, and the print controller (26, 28) is adapted to determine that, for the operation history information that includes the interval time equal to or smaller than a threshold, a print area based on the operation history information is not present. a terminal; and a printer that is communicable with the terminal, the terminal including an operation history recording unit (14, 16) that is adapted to detect an operation performed by a user for changing a display area of an electronic document displayed on a display screen of the terminal, and to record operation history information that includes type information about the operation, and an instruction transmitting unit that is adapted to transmit, to the printer, print instruction information including the operation history information recorded by the operation history recording unit (14, 16) and document information for identifying the electronic document, an operation history recording unit (14, 16) that is adapted to detect an operation performed by a user for changing a display area of an electronic document displayed on a display screen of the terminal, and to record operation history information that includes type information about the operation, and an instruction transmitting unit that is adapted to transmit, to the printer, print instruction information including the operation history information recorded by the operation history recording unit (14, 16) and document information for identifying the electronic document, the printer including an instruction receiving unit that is adapted to receive the print instruction information from the terminal, and a print controller (26, 28) that is adapted to determine, in accordance with the operation history information included in the received print instruction information, a print area of the electronic document identified by using the document information, and performs control so as to print the determined print area, wherein an instruction receiving unit that is adapted to receive the print instruction information from the terminal, and a print controller (26, 28) that is adapted to determine, in accordance with the operation history information included in the received print instruction information, a print area of the electronic document identified by using the document information, and performs control so as to print the determined print area, wherein the operation history recording unit (14, 16) is adapted to record a plurality of pieces of operation history information respectively for a plurality of operations performed by the user on the electronic document, the print controller (26, 28) is adapted to perform control so as to print an area obtained by combining together print areas that are respectively determined in accordance with the plurality of pieces of operation history information included in the print instruction information; the operation history recording unit (14, 16) is adapted to record and include in the operation history information an interval time during which the display area, which is an area displayed as a result of the operation, does not change, and the print controller (26, 28) is adapted to determine that, for the operation history information that includes the interval time equal to or smaller than a threshold, a print area based on the operation history information is not present.