299...3 -> 119...3 -> 29...3 ->...->23->5 Посредством четырех тысяч тридцати пяти операций мистер Фокс получил из числа 299999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999993 цифру 5.
Мы должны узнать сколько стоит ручка: 10+4=14 рублей. Теперь нужно узнать сколько заплатил Коля за ручки и за тетради: 12•10=120 рублей за тетради. 14•4=56 рублей за ручки. Теперь мы должны узнать сколько стоит вся покупка Коли: 120+56=176 рублей. Теперь мы должны узнать сколько Олег потратил денег за ручки и за тетради: 10•10=100 рублей за тетради. 14•6=84 рублей за ручки. Теперь мы должны узнать сколько стоит вся покупка Олега: 100+84=184 рублей. Оказалась у Олега потрачено денег больше, чем у Коли.Теперь мы должны узнать на сколько: 184-176=8 рублей. ответ:На 8 рублей Олег заплатил больше, чем Коля денег.
