| 51 | St Aloysius College | Milsons Point | Mathematics Extension 2 | 6 |
| 52 | St Lukes Grammar School | Dee Why | Mathematics Extension 2 | 6 |
| 53 | Trinity Grammar School | Summer Hill | Mathematics Extension 2 | 6 |
| 54 | Cheltenham Girls High School | Beecroft | Mathematics Extension 2 | 5 |
| 55 | IPEKA Integrated Christian School | Jakarta, Indonesia | Mathematics Extension 2 | 5 |
| 56 | Knox Grammar School | Wahroonga | Mathematics Extension 2 | 5 |
| 57 | Pal College | Cabramatta | Mathematics Extension 2 | 5 |
| 58 | SCEGGS Darlinghurst | Darlinghurst | Mathematics Extension 2 | 5 |
| 59 | St Patricks College Strathfield | Strathfield | Mathematics Extension 2 | 5 |
| 60 | Sydney Secondary College Blackwattle Bay Campus | Glebe | Mathematics Extension 2 | 5 |
| |
||||
| 61 | The Hills Grammar School | Kenthurst | Mathematics Extension 2 | 5 |
| 62 | Trinity Catholic College Auburn Campus | Auburn | Mathematics Extension 2 | 5 |
| 63 | Arthur Phillip High School | Parramatta | Mathematics Extension 2 | 4 |
| 64 | Chester Hill High School | Chester Hill | Mathematics Extension 2 | 4 |
| 65 | Kambala | Rose Bay | Mathematics Extension 2 | 4 |
| 66 | Kingsgrove High School | Kingsgrove | Mathematics Extension 2 | 4 |
| 67 | Macarthur Girls High School | Parramatta | Mathematics Extension 2 | 4 |
| 68 | Macquarie Fields High School | Macquarie Fields | Mathematics Extension 2 | 4 |
| 69 | Masada College | St Ives | Mathematics Extension 2 | 4 |
| 70 | Port Hacking High School | Miranda | Mathematics Extension 2 | 4 |
| 71 | Ryde Secondary College | Ryde | Mathematics Extension 2 | 4 |
| 72 | St Catherines School | Waverley | Mathematics Extension 2 | 4 |
| 73 | St Josephs College | ? | Mathematics Extension 2 | 4 |
| 74 | St Scholasticas College Glebe Point | Glebe Point | Mathematics Extension 2 | 4 |
| 75 | Strathfield Girls High School | Strathfield | Mathematics Extension 2 | 4 |
| 76 | All Saints Catholic Senior College | Casula | Mathematics Extension 2 | 3 |
| 77 | Ascham School | Edgecliff | Mathematics Extension 2 | 3 |
| 78 | Ashfield Boys High School | Ashfield | Mathematics Extension 2 | 3 |
| 79 | Australian International School Hong Kong | Kowloon Tong, Hong Kong | Mathematics Extension 2 | 3 |
| 80 | Cabramatta High School | Cabramatta | Mathematics Extension 2 | 3 |
| 81 | Canley Vale High School | Canley Vale | Mathematics Extension 2 | 3 |
| 82 | Castle Hill High School | Castle Hill | Mathematics Extension 2 | 3 |
| 83 | Catherine McAuley Westmead | Westmead | Mathematics Extension 2 | 3 |
| 84 | Chatswood High School | Chatswood | Mathematics Extension 2 | 3 |
| 85 | Christian Brothers High School Lewisham | Lewisham | Mathematics Extension 2 | 3 |
| 86 | Meridian College Pty Ltd | Surry Hills | Mathematics Extension 2 | 3 |
| 87 | Presbyterian Ladies College Sydney | Croydon | Mathematics Extension 2 | 3 |
| 88 | Randwick Boys High School | Randwick | Mathematics Extension 2 | 3 |
| 89 | Redfield College | Dural | Mathematics Extension 2 | 3 |
| 90 | Smiths Hill High School | Wollongong | Mathematics Extension 2 | 3 |
| 91 | St Augustines College | Brookvale | Mathematics Extension 2 | 3 |
| 92 | St Ives High School | St Ives | Mathematics Extension 2 | 3 |
| 93 | St Marys Cathedral College | Sydney | Mathematics Extension 2 | 3 |
| 94 | St Patricks College Sutherland | Sutherland | Mathematics Extension 2 | 3 |
| 95 | Sule College Prestons | Prestons | Mathematics Extension 2 | 3 |
| 96 | The Scots College | Bellevue Hill | Mathematics Extension 2 | 3 |
| 97 | Trinity Catholic College Lismore | East Lismore | Mathematics Extension 2 | 3 |
| 98 | Willoughby Girls High School | Willoughby | Mathematics Extension 2 | 3 |
| 99 | All Saints Greek Orthodox Grammar School | Belmore | Mathematics Extension 2 | 2 |
| 100 | Bellingen High School | Bellingen | Mathematics Extension 2 | 2 |