| Date | Tournament | State | Round | Betty Billing | Angela Brewer |
|---|---|---|---|---|---|
| 24/05/1998 | South Australian Championships | SA | 6 | 306 | 311 |
| 19/07/1998 | July | SA | 2 | 354 | 352 |
| 16/01/1999 | January | SA | 6 | 304 | 322 |
| 21/03/1999 | March | SA | 1 | 259 | 392 |
| Head-to-head after 4 games | 1 | 3 | |||
| Average score | 305.75 | 344.25 | |||
| Spread | -154 | 154 | |||