Question

Выполните действие: 3 ц3/11 : 18+100 : 25/36 -5 ц1/6 : 1ц 1/30 ц- целая

Answer 1

$3 \frac{3}{11}:18+100: \frac{25}{36}-5 \frac{1}{6}:1 \frac{1}{30}=\frac{36}{11*18}+ \frac{100*36}{25}- \frac{31*30}{6*31}=\frac{2}{11}+4*36-5=\frac{2}{11}+144-5=\frac{2}{11}+139=139\frac{2}{11}$