Question

(2/15 + 17 /12) х 30/103 – 2 : 2 ¼ х 9/32 + 2 1/3

Answer 1

(2/15+17/12)*30/103-2:2 1/4*9/32+2 1/3=
=(24/180+255/180)*30/103-2:9/4*9/32+7/3=
=279/180 * 30/103-2*4/9*9/32+7/3=
=8370/18540-8/9*9/32+7/3=93/206-72/288+7/3=
=26784/59328-14832/59328+138432/59328=150384/59328=37596/14832=
=9399/3708=3133/1236=2 661/1236
Если верно переписано условие!!!!!!