Hasil dari 1112+213−31411\frac{1}{2}+2\frac{1}{3}-3\frac{1}{4}1121+231−341 adalah ....
1191211\frac{9}{12}11129
1151211\frac{5}{12}11125
1071210\frac{7}{12}10127
1251212\frac{5}{12}12125