Preflop equity
JJ vs 77
All in before the flop, JJ (pocket jacks) wins 80.9% of the pot against 77 (pocket sevens), which takes the other 19.1%. A rout: 77 is drawing close to dead and needs to improve twice or hit a rare runout.
Equity counts ties as half. Figures are from 200,000 simulated deals per matchup, accurate to about a tenth of a percent, with card removal applied; the calculator below enumerates every runout exactly for specific suits.
Run it with a board
Preflop equity is only the starting point. The same matchup on a flop swings from near-lock to near-dead depending on which cards land. Open this pair in the calculator, pick suits, and add a flop, turn or river to see the number move.
JJ against other hands
Read more
- How to play JJ preflop · opening frequency by seat and short-stack jams
- How to play 77 preflop
- Multiway equity for all 169 hands · how each hand decays from two to six players
- All hand-vs-hand matchups
Knowing the equity is half of it
The drills deal you these hands in real spots and grade every call, fold and shove against the solver.
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