A fraction of equal value
| 10 x 2 | |
| 11 x 2 |
| = |
| 20 |
| 22 |
| 10 x 3 | |
| 11 x 3 |
| = |
| 30 |
| 33 |
| 10 x 4 | |
| 11 x 4 |
| = |
| 40 |
| 44 |
| 10 x 5 | |
| 11 x 5 |
| = |
| 50 |
| 55 |
| 10 x 6 | |
| 11 x 6 |
| = |
| 60 |
| 66 |
| 10 x 7 | |
| 11 x 7 |
| = |
| 70 |
| 77 |
| 10 x 8 | |
| 11 x 8 |
| = |
| 80 |
| 88 |
| 10 x 9 | |
| 11 x 9 |
| = |
| 90 |
| 99 |
| 10 x 10 | |
| 11 x 10 |
| = |
| 100 |
| 110 |
| 10 x 11 | |
| 11 x 11 |
| = |
| 110 |
| 121 |
| 10 x 12 | |
| 11 x 12 |
| = |
| 120 |
| 132 |
| 10 x 13 | |
| 11 x 13 |
| = |
| 130 |
| 143 |
| 10 x 14 | |
| 11 x 14 |
| = |
| 140 |
| 154 |
| 10 x 15 | |
| 11 x 15 |
| = |
| 150 |
| 165 |
| 10 x 16 | |
| 11 x 16 |
| = |
| 160 |
| 176 |
| 10 x 17 | |
| 11 x 17 |
| = |
| 170 |
| 187 |
| 10 x 18 | |
| 11 x 18 |
| = |
| 180 |
| 198 |
| 10 x 19 | |
| 11 x 19 |
| = |
| 190 |
| 209 |
| 10 x 20 | |
| 11 x 20 |
| = |
| 200 |
| 220 |