211/12*6+7/48*8= (1/14+2/25)*(5 1/2-2 1/14)= решить - вопрос №834739821112674881142255122114 от Yerkosyaorynbekova 15.03.2023 18:39

Question

Математика: 211/12*6+7/48*8= (1/14+2/25)*(5 1/2-2 1/14)= решить

Yerkosyaorynbekova · Answer

1) 2 11/12*6=35/12 *6=35/22) 7/48*8=7/63)(35/2)*3+(7/6)*1=105/6+7/6=(112/6):2=56/3=18 2/3ответ: 18 2/31) (1/14)*25+(2/25)*14=25/350+28/350=53/3502) 5 1/2-2 1/14=(11/2)*7-(29/14)*1=77/14-29/14=(48/14):2=24/73) 53/350*24/7=53/175*12/7=636/1225...