г) (5/16 13/18) (18/26 16/25) = (65/288) (72/650) = 4680/187200 = 13/520
д) 21/22 (22/23 24/25) 23/24 = 21/22 528/575 * 23/24 = 27216/30360 = 5686/6345
е) 32/33 52/53 (53/52 33/34) = 32/33 52/53 * 33/34 = 54528/59454 = 9088/9915
г) (5/16 13/18) (18/26 16/25) = (65/288) (72/650) = 4680/187200 = 13/520
д) 21/22 (22/23 24/25) 23/24 = 21/22 528/575 * 23/24 = 27216/30360 = 5686/6345
е) 32/33 52/53 (53/52 33/34) = 32/33 52/53 * 33/34 = 54528/59454 = 9088/9915