Decimal format for odds is used by the betting exchanges and is what we use on all bookmaker sites so we can find good matches between the bookmaker and betting exchange but sometimes it is useful to convert between decimal and fractions so below is a table to make it easy.

Fraction Decimal Fraction Decimal Fraction Decimal
1/10 1.10 1/1 2.00 5/1 6.00
1/9 1.11 11/10 2.10 11/2 6.50
1/8 1.12 6/5 2.20 6/1 7.00
1/7 1.14 5/4 2.25 13/2 7.50
1/6 1.17 11/8 2.38 7/1 8.00
1/5 1.20 6/4 2.50 15/2 8.50
2/9 1.22 13/8 2.63 8/1 9.00
1/4 1.25 7/4 2.75 17/2 9.50
2/7 1.29 9/5 2.80 9/1 10.00
3/10 1.30 15/8 2.86 10/1 11.00
1/3 1.33 2/1 3.00 11/1 12.00
4/11 1.36 85/40 3.12 12/1 13.00
2/5 1.40 11/5 3.20 14/1 15.00
4/9 1.44 9/4 3.25 15/1 16.00
1/2 1.50 12/5 3.40 16/1 17.00
8/15 1.53 5/2 3.50 18/1 19.00
4/7 1.57 13/5 3.60 20/1 21.00
8/13 1.62 11/4 3.75 25/1 26.00
4/6 1.67 3/1 4.00 33/1 34.00
8/11 1.73 10/3 4.33 40/1 41.00
4/5 1.80 7/2 4.50 50/1 51.00
5/6 1.83 4/1 5.00 66/1 67.00
10/11 1.91 9/2 5.50 100/1 101.00