6\\25 : 9\\5 8\\27 / 8\\9 9 5\\7 : 1 23 \\28 6 2\\3: 1 1\\8 57 : 19\\24 36\\47 : 18решим по действиям 1 ) 6 / 25 : 9 / 5 * 8 / 27 = 6 / 25 * 5 / 9 * 8 / 27 = 6 / 5 * 1 / 9 * 8 / 27 = 3 / 5 * 1 / 3 * 8 / 27 = 1 / 5 * 1 / 1 * 8 / 27 = 1 / 5 * 1 / 1 * 8 / 27 = ( 1 * 1 * 8 ) / ( 5 * 1 * 27 ) = 8 / ( 5 * 27 ) = 8 / 135 2 ) 8 / 9 * 9 * 5 / 7 = 8 * 5 / 7 = 40 / 7 3 ) 1 * 23 / 28 * 6 * 2 / 3 = 23 / 28 * 4 = 23 / 7 4 ) 1 * 1 / 8 * 57 = 57 / 8 5 ) 19 / 24 * 36 / 47 / 18 = 19 * 6 / 4 / 47 / 18 = 19 * 3 / 2 * 18 / 47 = 19 * 3 * 9 / 47 = 513 /47 6 ) 8 / 135 /( 40 /7 ) / ( 23 / 7 ) / ( 57 / 8 ) / ( 513 / 47 ) = 3 , 9 е в степени ( - 5 )