Bowling Score Calculator
Enter your rolls, get the correct ten-pin score — strikes and spares included.
Enter pins per roll, comma-separated — "10" for a strike, "7,3" for a spare.
Calculate a ten-pin bowling score frame by frame, correctly handling strikes, spares, and the bonus rolls in the 10th frame.
How bowling scoring works
- Open frame: you score the number of pins knocked down in your two rolls.
- Spare (/): knocking down all 10 pins in two rolls scores 10 plus the pins from your next roll.
- Strike (X): knocking down all 10 pins on the first roll scores 10 plus the pins from your next two rolls.
Worked example
| Frame | Rolls | Frame score | Running total |
|---|---|---|---|
| 1 | Strike | 10 + 7 + 3 = 20 | 20 |
| 2 | 7, 3 (spare) | 10 + 9 = 19 | 39 |
| 3 | 9, 0 | 9 | 48 |
The strike in frame 1 can't be scored until frame 2 is bowled, which is why bowling scores often show blanks for a frame or two.
Notable scores
- 300: a perfect game — 12 strikes in a row.
- 200+: an excellent game for most league bowlers.
- Around 100–150: typical for casual bowlers.
Tips to raise your score
- Pick up spares. Consistently converting spares raises scores more than chasing strikes.
- Aim at the arrows on the lane, not the pins — they're closer and easier to hit.
- Use the right ball weight: heavy enough to carry pins, light enough to control. Many adults use 12–16 lb.
- Repeat the same approach — the same starting spot, steps and release every time.
Frequently asked questions
How do I enter a strike or a spare?
For a strike, just enter "10" for that frame. For a spare, enter both rolls separated by a comma, e.g. "7,3". For an open frame, enter both rolls too, e.g. "4,5".
Why does frame 10 sometimes need 3 numbers?
If you strike or spare in the 10th frame, you get bonus rolls — e.g. "10,7,3" for a strike followed by two bonus rolls, or "6,4,8" for a spare followed by one bonus roll.
Why does a strike's score depend on later frames?
A strike is worth 10 plus whatever you knock down on your next two rolls, and a spare is worth 10 plus your next roll — official ten-pin rules, which is why the running total updates once those later rolls are entered.
What is a turkey in bowling?
Three strikes in a row. Four in a row is often called a "four-bagger" or "hambone."