| 50 | : | 25 | = | ____ | | ____ | · | 7 | = | 161 | | 10 | · | 25 | = | ____ | | 1 | – | ____ | = | 1 | | 1 | + | ____ | = | 1 | | ____ | : | 6 | = | 25 | | ____ | : | 4 | = | 0 | | 1 | – | 1 | = | ____ | | ____ | · | 0 | = | 0 | | ____ | : | 6 | = | 25 | | 1 | – | ____ | = | 0 | | 0 | + | ____ | = | 0 | | 0 | : | 3 | = | ____ | | 1 | + | ____ | = | 1 | | ____ | – | 1 | = | 0 | | 1 | + | 0 | = | ____ | | 1 | – | ____ | = | 0 | | 1 | + | 0 | = | ____ | | 0 | · | ____ | = | 0 | | 230 | : | 10 | = | ____ |
| | | 0 | · | 23 | = | ____ | | ____ | – | 1 | = | 0 | | 0 | + | ____ | = | 1 | | ____ | – | 0 | = | 1 | | 8 | · | 0 | = | ____ | | 0 | · | ____ | = | 0 | | ____ | – | 0 | = | 1 | | ____ | · | 6 | = | 0 | | 0 | · | 9 | = | ____ | | 46 | : | ____ | = | 23 | | ____ | + | 0 | = | 1 | | ____ | + | 1 | = | 1 | | 175 | : | ____ | = | 25 | | ____ | – | 1 | = | 0 | | 1 | – | 1 | = | ____ | | ____ | + | 1 | = | 1 | | 230 | : | ____ | = | 23 | | ____ | · | 23 | = | 230 | | 1 | + | ____ | = | 1 | | 161 | : | ____ | = | 23 |
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