7/3x3/2+5/6/5-2= 3/2+7/3: 3/6-1= 1/2+7/3x0,1 12/5: (1-3/7)+7/3

Question

Математика: 7/3x3/2+5/6/5-2= 3/2+7/3: 3/6-1= 1/2+7/3x0,1 12/5: (1-3/7)+7/3

Ульянатв · Accepted Answer

N892.
а) 5/12 * 7/8 = 35/96;
б) 6/7 * 8/9 = 16/21;
в) 12/13 * 2/3 = 8/13;
г) 4/9 * 27/16 = 3/4 = 0,75;
д) 14/25 * 10/49 = 4/35;
е) 13/10 * 100/39 = 10/3;
ж) 15/14 * 7/12 = 5/8 = 0,625;
з) 45/34 * 17/15 = 3/2 = 1,5;
n893
а) 1/2 * 4/5 * 5/6 = 2/5 * 5/6 = 1/3;
б) 7/8 * 4/35 * 10/9 = 2/18 = 1/9;
в) 13/12 * 24/65 * 15/32 = 2/5 * 15/32 = 3/16;
г) 5/16 * 8/15 * 4/3 = 1/6 * 4/3 = 2/9;
д) 42/56 * 16/5 * 15/36 = 42/56 * 12/9 = 14/14 * 3/3 = 1;
е) 5/8 * 8/9 * 9/10 = 5/9 * 9/10 = 1/2 = 0,5.

Решал всё сам, ошибок быть не может. На здоровье :-)

MOGZ ответил