Jawabanmu

2014-09-01T18:50:48+07:00
 \frac{5}{18} - 4  \frac{2}{18} - 2  \frac{11}{18}  \frac{13}{18}
= 8-4-2  \frac{5+2+11+13}{18}
= 2  \frac{31}{18}
= 3  \frac{13}{18}