Question

Пж решите
12 1/4-(7 1/4+ 1 1/6)
Заранее спасибки <3

Answer 1

$\displaystyle 12\frac{1}{4}-(7\frac{1}{4}+1\frac{1}{6})=\frac{49}{4}-((7+1)+(\frac{1}{4}+\frac{1}{6}))=\frac{49}{4}=(8+\frac{5}{12})=\frac{49}{4}-8\frac{5}{12}=\\\\\frac{49}{4}-\frac{101}{12}=\frac{23}{6}=3\frac{5}{6}$