Приёмы быстрого счёта
24 примера
Имя
Дата
- 47 × 9 =
- 81 × 9 =
- 73 × 25 =
- 83 × 11 =
- 30 × 30 =
- 83 × 5 =
- 65 × 11 =
- 18 × 25 =
- 59 × 5 =
- 95 × 25 =
- 37 × 5 =
- 70 × 25 =
- 14 × 25 =
- 62 × 9 =
- 25 × 25 =
- 77 × 11 =
- 96 × 5 =
- 62 × 5 =
- 34 × 9 =
- 63 × 11 =
- 11 × 11 =
- 16 × 16 =
- 36 × 11 =
- 16 × 9 =
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Приёмы счёта