Book Percentage

The perfect book for any race is 100%.

Being able to make a book on a horserace is invaluable as you will quickly spot great betting opportunities like wise you’ll also identify races where the greedy bookies are offering no value, avoid them, there are plenty of races so be patient.

Here is the table:

Odds Against Odds On Odds Against Odds On
Odds 1/odds x 100 Odds 1/odds x 100 Odds 1/odds x 100 Odds 1/odds x 100
evens (2.0) 50 2.0 50 6/1 (7.0) 14.3 1.167 85.7
21/20 (2.05) 48.8 1.952 51.2 13/2 (7.5) 13.3 1.154 86.7
11/10 (2.1) 47.6 1.909 52.4 7/1 (8.0) 12.5 1.143 87.5
6/5 (2.2) 45.45 1.833 53.1 15/2 (8.5) 11.8 1.133 88.3
5/4 (2.25) 44.4 1.8 55.56 8/1 (9.0) 11.1 1.125 88.9
11/8 (2.375) 42.1 1.727 57.9 17/2 (9.5) 10.5 1.118 89.4
6/4 (2.5) 40 1.667 60 9/1 (10.0) 10 1.111 90
13/8 (2.625) 38.1 1.615 61.9 10/1 (11.0) 9 1.1 90.9
7/4 (2.75) 36.4 1.571 63.65 11/1 (12.0) 8.3 1.091 91.7
15/8 (2.875) 34.8 1.533 65.2 12/1 (13.0) 7.7 1.083 92.3
2/1 (3.0) 33.3 1.5 66.7 14/1 (15.0) 6.7 1.071 93.4
85/40 (3.125) 32 1.471 68 16/1 (17.0) 5.9 1.063 94.1
9/4 (3.25) 30.8 1.444 69.25 18/1 (19.0) 5.3 1.056 94.7
5/2 (3.5) 28.6 1.4 71.4 20/1 (21.0) 4.8 1.05 95.2
11/4 (3.75) 26.7 1.364 73.3 22/1 (23.0) 4.3 1.045 95.7
3/1 (4.0) 25 1.333 75 25/1 (26.0) 3.8 1.04 96.2
10/3 (4.333) 23.1 1.3 76.9 33/1 (34.0) 2.9 1.03 97.1
7/2 (4.5) 22.2 1.286 77.8 50/1 (51.0) 1.9 1.02 98
4/1 (5.0) 20 1.25 80 66/1 (67.0) 1.5 1.015 98.5
9/2 (5.5) 18.2 1.222 81.8 80/1 (81.0) 1.2 1.013 98.7
5/1 (6.0) 16.7 1.2 83.3 100/1 (101) 1 1.01 99
11/2 (6.5) 15.4 1.182 84.6
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