[personal profile] anka_ig
Сегодня дети самостоятельно прорешивали прошлогодние экзамены.
"А, я забыл - -1 умножить на 9 это не -1, а -9". Мда, хорошо, что вспомнил.
-А что мне делать с этим - 25х*3?
-Ну, я не знаю, может 25*3?
-Действительно. Спасибо.
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