Event: Middle School House Chess Competition

PDF Excel

Opponent	Rating	Result
Kayode Adewoye	0	1 - 0
Yingye Zhu	1030	1 - 0
Hamza Sami	0	1 - 0

performance = (sum(opponents ratings) + 400(wins-losses)) / games

743 = (1030 + 400 * (3 - 0)) / 3)