berapa jawaban dari 5/6+2/5-12

[tex] \frac{5}{6} + \frac{2}{5} - 12 \\ = \frac{5}{6} + \frac{2}{5} - \frac{12}{1} \\ = \frac{25 + 12 - 360}{30} \\ = - \frac{323}{30} \\ = - 10\frac{23}{30} [/tex]