Contract bridge awards a bonus for holding a certain combination of high cards), although some are common between the two. A larger bonus is awarded if the declaring side makes a small slam or grand slam, a contract of 12 or 13 tricks respectively. If the declaring side is not vulnerable, a small slam gets 500 points, and a grand slam 1000 points. If the declaring side is vulnerable, a small slam is 750 points and a grand slam is 1,500. In rubber bridge, the rubber finishes when a partnership has won two games, but the partnership receiving the most "overall" points
Singaporean bridge 1, 2, 4, 8, 16, 32, 64 points are scored for contracts of 7, 8, 9, 10, 11, 12, 13 tricks respectively. Both partners score the same points when contract are fulfilled. There is no extra point for over-trick, so players should try to bid to their full potential. There is a penalty for under-trick to prevent reckless pre-emptive bidding; the opponent score 1, 2, 4, 8, 16 points... and so on, depending on the number of under-tricks. The points for each game are recorded on a piece of paper with four columns for four players. In each game only