\(320-\left(120,5+95,25+5,25\right)+874:12.12,5\)
\(=320-\left(\frac{241}{2}+\frac{381}{4}+\frac{21}{4}\right)+874:12.\frac{25}{2}\)
\(=320-\left(\frac{241}{2}+\frac{201}{2}\right)+\frac{437}{6}.\frac{25}{2}\)
\(=320-221+\frac{10925}{12}\)
\(=99+\frac{10925}{12}=\frac{12113}{12}\)
Chú thích: Dấu nhân thay bằng dấu .