Ryder Cup match-play scores describe holes won and lost within a match, not total strokes against the whole field. A side two up leads by two holes. A result such as three and two means the match finished three holes ahead with two remaining. That is why a match can end before the eighteenth hole without being incomplete.
Treat each hole as a contest
Under match play, the sides compare the relevant scores on the hole. Winning a hole changes the match lead by one; the size of the stroke difference on that hole does not create several holes of advantage. A terrible hole can therefore cost one hole while leaving the wider match recoverable. Keep that separate from stroke play, where every counted stroke contributes to the total. The format changes how a risky choice can be discussed.
Read up, down and all square
The score is stated from a side's perspective. If one side is two up, the opponent is two down. All square means the hole balance is level. A television graphic may place the number beside a team flag or name, so identify which side it favors. Do not read a two-up display as two under par. The same numeral appears in different scoring languages across golf, and the event label tells you which one applies.
Understand an early finish
When the lead is greater than the holes remaining, the opponent cannot catch it through the remaining ordinary holes. The match result is therefore decided under the rules. A three-and-two result is not a prediction about the final two holes; they are no longer needed to decide that match. Concessions can also settle a stroke, hole or match under the match-play procedure. Watch the official result rather than expecting every player to hole out on every visible green.
Keep the team scoreboard separate
The Ryder Cup also accumulates match points for the two teams. An individual match lead and the overall team total are different displays. A side can be ahead in one live match while its team trails overall. Read the headings and wait for completed results before adding points. For a useful exercise, follow one match's hole balance and then record its final contribution to the team score. This links the small contest to the wider event without adding strokes from unrelated matches together.
Useful answers
Does two up mean two under par?
No. In match play it means a two-hole lead from the stated side’s perspective.
Why can a Ryder Cup match finish before hole eighteen?
The result can be decided when the lead cannot be caught with the holes remaining, or through the applicable concession procedure.