Выполните действия (2/15+7/12)*30/43-2: 2 целых - вопрос №208024621571230432213532 от ressoli444 19.04.2020 17:45

Question

Математика: Выполните действия (2/15+7/12)*30/43-2: 2 целых 1/3 * 5/32

ressoli444 · Answer

(2/15+7/12)*30/43-2: 2 1/3 * 5/32==43/60*30/43-2: 2 1/3 * 5/32==1/2-2: 2 1/3 * 5/32==1/2-6/7*5/32==1/2-15/112==41/1122/15+7/12=8/60+35/60=43/6043/60*30/43=1/22: 2 1/3=2/1:7/3=2/1*3/7=6/76/7*5/32=3/7*5/16=15/1121/2-15/112=56/112-15/112=41/112...