1 2 Halves 1 3 Thirds 1 4 Fourths 1 5 Fifths 1 6 Sixths 1 7 Sevenths 1 8 Eighths 1 9 Ninths Tenths 1 10 2 5 2 6 2 8 = .125 2 9 2 10 = .1 Elevenths 1 11 =. 09 Twelfths 1 12 =. 083 2 4 = .2 =. 285714 = .25 3 8 2 11 2 12 3 10 = .2 3 11 =. 18 =. 16 3 9 =. 22 3 12 =. 27 =.25 4 12 3 7 4 9 4 10 4 11 =. 33 4 8 5 12 5 9 5 10 = .4 =. 36 5 8 = .5 =. 44 5 11 6 11 =. 416 6 12 =.5 6 8 6 9 6 10 7 11 7 12 =. 583 6 7 = .75 7 8 = .875 7 10 7 9 =. 66 8 11 8 10 =. 72 9 12 =. 857142 8 9 = . 77 =. 7 =. 63 8 12 = .833 =. 714285 =. 66 = .6 =. 54 5 6 5 7 =. 571428 =. 55 = .8 =. 66 = .625 = .5 =. 45 4 5 4 6 4 7 = .75 = .6 = .5 =. 428571 = .375 =. 33 = .3 3 4 3 5 3 6 = . 66 = .5 = .4 =. 33 2 7 =. 142857 =. 11 2 3 = . 33 = .25 = .166 = .5 =.75 9 10 = .8 9 11 =. 81 10 12 = . 88 =. 83 = .9 10 11 =.90 11 12 =. 916