4公仔箱論壇4 O: q) ]2 `& W6 _0 ]9 D- [
5 fingers with 4 gaps,
# D+ N9 @# X$ b1 u/ N0 v9 ?/ H; _公仔箱論壇So, half of 5 fingers is 2 gaps (3 fingers)
$ {6 {, V' k; g! b9 m7 d4 q: Z, U$ RThen 10 fingers is 9 gaps公仔箱論壇6 I o+ i D8 r5 j8 z, I
And so, one-third of 10 fingers is 3 gaps (4 fingers) |