Приёмы быстрого счёта
24 примера
Имя
Дата
- 57 × 9 =
- 42 × 5 =
- 46 × 25 =
- 47 × 11 =
- 39 × 25 =
- 72 × 25 =
- 27 × 5 =
- 27 × 11 =
- 13 × 11 =
- 27 × 27 =
- 73 × 25 =
- 67 × 5 =
- 18 × 11 =
- 45 × 9 =
- 46 × 5 =
- 23 × 23 =
- 22 × 22 =
- 38 × 5 =
- 50 × 9 =
- 28 × 9 =
- 19 × 19 =
- 78 × 5 =
- 28 × 28 =
- 93 × 11 =
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Приёмы счёта