How often do connectors flop a straight?
Connected hole cards like 9-8 flop a straight 1.31% of the time — about 1 in 77 flops.
Probability
1.31%
about 1 time in 77
Exact. All 19,600 possible flops for 9h 8h were evaluated.
Nine-eight makes a straight with four different rank triples (7-6-5, T-7-6, J-T-7, Q-J-T), each of which can arrive in 4 × 4 × 4 suit combinations: 256 flops out of 19,600, 1.3%. A one-gapper like 9-7 has three triples and flops a straight less often; a two-gapper like 9-6 has two.
- Flops that make a straight256
- All flops19,600C(50, 3)
- Probability1.31%4 × 4³ / C(50, 3)
Try it
Change any card; the numbers recompute from the same engine that produced the answer above.
Board · Flop
You
—
Nine-high Straight
Opponent 1
Every possible holding
—
Click a slot, then pick a card. Used cards are greyed out.
Result
Computing…
Create a free account to save hands and sync training.