е)1) 3/4 * 1 1/4 = 3/4 * 5/4 = 15/162) 15/16 * 7 1/2 = 15/16 * 15/2 = 225/323) 225/32 * 2 1/4 = 225/32 * 9/4 = 2025/1284) 2025/128 : 7 1/2 = 2025/128 * 2/15 = 135/64 = 2 7/64ответ: 2 7/64===========================ж)1) 3/7 : 1 1/7 = 3/7 * 7/8 = 3/82) 3/8 : 1 7/8 = 3/8 * 8/15 = 1/53) 1/5 : 11/25 = 1/5 * 25/11 = 5/114) 5/11 : 1 1/22 = 5/11 * 22/23 = 10/235) 10/23 : 3 2/11 = 10/23 * 11/35 = 22/161ответ: 22/161========================з)1) 15/16 : 1 1/48 = 15/16 * 48/49 = 45/492) 45/49 : 2 1/7 = 45/49 * 7/15 = 3/73) 3/7 : 2 2/49 = 3/7 * 49/100 = 21/1004) 21/100 : 24/125 = 21/100 * 125/24 = 35/32 = 1 3/32ответ: 1 3/32