Question

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

Answer 1

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