Continue learning: How to play · Rules and scoring · Bidding · Strategy
Quick answer
Count likely winners, then consider suit length and trumping risk. Aces and high spades are useful starting points, but no fixed bid fits every hand.
Count reliable winners first
Start with top cards and suit length. An ace is a likely early winner, but it is not guaranteed if an opponent has no cards in that suit. A king without the ace above it is conditional; a lone king may have to be played before the ace is gone.
For example, A-K-Q in a side suit can look like three winners. If another player runs out after one or two rounds, a later card can be trumped. Count the risk rather than automatically adding three to your bid.
Assess your spades and short suits
High spades are valuable because they can beat lower trumps. Low spades become useful when you can trump a side suit, but may be overtrumped. A short suit creates an opportunity only after you have played your remaining cards in it.
Do not count one spade twice: using it to trump an early side-suit trick means it cannot also win a later trump round.
Review the miss, not just the result
After a hand, ask why a predicted trick was lost: was a king forced out, did an opponent trump an ace, or did two likely winners compete for the same trick? Adjust the next estimate using those causes.
In partnership modes, consider the team contract. Help your partner meet it rather than spending a valuable trump to beat a trick they are already winning.
How should beginners choose a bid?
Count likely winners, then consider suit length and trumping risk. Aces and high spades are useful starting points, but no fixed bid fits every hand.