| Winners list: |  | Нюся | 47 seconds | | Танюшка🌾 | 45 seconds | | Танюшка🌾 | 45 seconds | | Нюся | 46 seconds | | Нюся | 46 seconds | | Таня🌻🌺 | 43 seconds | | Таня🌹🌹🌹 | 41 seconds | | Танюшка🌻 | 45 seconds | | Таня☘️🌹 | 43 seconds |
| Test: Subtraction up to 50| 1) | | 2) | | 3) | | | 4) | | 5) | | 6) | | | 7) | | 8) | | 9) | | | 10) | | 11) | | 12) | | | 13) | | 14) | | 15) | | | 16) | | 17) | | 18) | |
| Learning-Subtracting up to fifty |
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