( 1 11/16 - 37 7/8 ) 4 = ( 27/16 - 303/8 ) 4 = ( 27/16 - 606/16 ) 4 = - 579/16 * 4 = - 579/4 = -579/4 = -144¾
( 1 11/16 - 37 7/8 ) 4 = ( 27/16 - 303/8 ) 4 = ( 27/16 - 606/16 ) 4 = - 579/16 * 4 = - 579/4 = -579/4 = -144¾