Question

12/15 - ( - 2 - 1/10)

Answer 1

12/15-(-2-1/10) Tira os parenteses e coloca o 1 embaixo do 2. 12/15 + 2/1 - 1/15 Faz o m.m.c 24+60-3/30= 81/30

Answer 2

$\frac{12}{15} -(-2- \frac{1}{10})= \frac{12}{15} +2+\frac{1}{10}= \frac{24}{30} + \frac{60}{30} +\frac{3}{30}=\frac{24+60+3}{30}=\frac{87^{:3}}{30_{:3}}= \frac{29}{10}$