Question

помогите пожалуйста решить примеры(даю много баллов) ​

Answer 1

Ответ:

Пошаговое объяснение:

а) 4/9 : 3/8 = 4/9 * 8/3 = 32/27 = 1. 5/27

б) 3/7 : 9/14 = 3/7 * 14/9 = 1/1 * 2/3 = 2/3

в) 86/119 : 43/51 = 86/119 * 51/43 = 2/7 * 3/1 = 6/7

г) 27/64 : 9 = 27/64 * 1/9 = 3/64 * 1/1 =3/64

д) 8 : 2/3 = 8 * 3/2 = 24/2 = 12

е) 7 : 3 = 7/3 = 2. 1/3

ж) 2. 1/7 : 1. 11/14 = 15/7 : 25/14 = 15/7 * 14/25 = 3/1 * 2/5 = 6/5 = 1. 1/5

з) 3. 3/5 : 1. 11/25 = 18/5 : 36/25 = 18/5 * 25/36 = 1/1 * 5/2 = 5/2 = 2. 1/2

и) 2. 3/23 : 7. 21/46 = 49/23 : 343/46 = 49/23 * 46/343 = 1/1 * 2/7 = 2/7

к) 2. 47/49 : 12. 3/7 = 145/49 : 87/7 = 145/49 * 7/87 = 145/7 * 1/87 = 145/609 = 5/21