For the gymnastics who competed in the balance beam in the 2012 London Olympics, to understand the scoring rules be amended new in 2013, this study was a comparative analysis scores of difficulty. In qualifying for the Olympic, highest difficulty value that accounted for 4% of the total was 6.5-6.9 point, many players have been included in the most 5.5-5.9 point that was the proportion of 34% of the total. Comparing the balance beam finals, 0.312 point?average were rated lower by 5.988±0.20 point average difficulty score after the change whereas 6.300±0.29 point average before the change. The reason was a 0.39 point average connection points before the change, but because they are evaluated as low?as 0.18 points after the change.?B + D Acro connection to which is applied a rebounding effect proceeds forward from the principle of connecting the newly added, can be obtained score 0.20 points. Then, when that connects the elements in the dance of A value D and value acro in relation to dance and acro, it is possible to obtain a 0.10 point, and that connects the elements in the dance of D value as, Turn 720°, Ring jump, a 0.20 point it is possible to receive an additional.