A fraction of equal value
| 9 x 2 | |
| 11 x 2 |
| = |
| 18 |
| 22 |
| 9 x 3 | |
| 11 x 3 |
| = |
| 27 |
| 33 |
| 9 x 4 | |
| 11 x 4 |
| = |
| 36 |
| 44 |
| 9 x 5 | |
| 11 x 5 |
| = |
| 45 |
| 55 |
| 9 x 6 | |
| 11 x 6 |
| = |
| 54 |
| 66 |
| 9 x 7 | |
| 11 x 7 |
| = |
| 63 |
| 77 |
| 9 x 8 | |
| 11 x 8 |
| = |
| 72 |
| 88 |
| 9 x 9 | |
| 11 x 9 |
| = |
| 81 |
| 99 |
| 9 x 10 | |
| 11 x 10 |
| = |
| 90 |
| 110 |
| 9 x 11 | |
| 11 x 11 |
| = |
| 99 |
| 121 |
| 9 x 12 | |
| 11 x 12 |
| = |
| 108 |
| 132 |
| 9 x 13 | |
| 11 x 13 |
| = |
| 117 |
| 143 |
| 9 x 14 | |
| 11 x 14 |
| = |
| 126 |
| 154 |
| 9 x 15 | |
| 11 x 15 |
| = |
| 135 |
| 165 |
| 9 x 16 | |
| 11 x 16 |
| = |
| 144 |
| 176 |
| 9 x 17 | |
| 11 x 17 |
| = |
| 153 |
| 187 |
| 9 x 18 | |
| 11 x 18 |
| = |
| 162 |
| 198 |
| 9 x 19 | |
| 11 x 19 |
| = |
| 171 |
| 209 |
| 9 x 20 | |
| 11 x 20 |
| = |
| 180 |
| 220 |