1: 2.3
2: 0.307 or 4/13
3: 8 7/11 or 8.7777....
4: 0.3434....
5: 3.166...
6:2/9
7: 0.466...
8: 0.44...
9: -0.66... IF absolute value: 0.66...
10: -0.857... IF absolute value: 0.857...
11: 0.340909...
12: -0.22727 IF absolute value: 0.22727...
in order with the questions listed...