duplicate bridge scoring

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A sample bridge score sheet looks like :

The points for tricks bid and made are registered below the horizontal line in the middle. All other points, such as overtricks, bonuses, undertrick penalties, are placed above the line. Only the points below the line are counted towards games.

fulfilled contract

trick score ( bid and made tricks, the points below the line. In doubled or redoubled contract, points are also doubled or timed by 4. A contract with this score of 100 points or more is a game. ) :

premium score ( the points above the line. contract score + slam score + overtrick score ) :

contract :

partscore	game, not vulnerable	game, vulnerable
50	300	500

doubled, not redoubled	redoubled
50 ( additional )	100 ( additional )

slam :

	not vulnerable	vulnerable
small slam	500	750
grand slam	1000	1500

overtrick :

	not vulnerable	vulnerable
undoubled	trick score	trick score
doubled	100	200
redoubled	200	400

undertrick penalty

International Match Points ( IMP )

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