12 *2 1/6... 14 *2 11/14... 5*2 1/25... 24 *5 5/12... 11*1 1/12... 15*1 1/30... вычеслить

12 *2 1/6 = 12*2 + 1/6 * 12 = 24 + 2 = 2614 * 2 1/14 = 14 * 2 + 11/14 * 14 = 28 + 11 = 395 * 2 1/25 = 5 * 2 + 5 * 1/25 = 10 + 1/5 = 10 1/524 * 5 5/12 = 24 * 5 + 24 * 5/12 = 120 + 10 = 13011 * 1 1/12 = 11 * 1 + 11 * 1/12 = 11 + 11/12 = 11 11/1215 * 1 1/30 = 15 * 1 + 15 * 1/30 = 15 + 1/2 = 15 1/2