Предмет: Математика, автор: RamilyaKS05

Привет всем. Помогите,я не поняла тему с примерами со смешанными числами
Пример:6 1/4-2 5/7+6 7/28
Заранее спасибо.

Ответы

Автор ответа: мррркот

Нужно для начала привести все дроби к общему знаменателю, в данном случае это 28(первую дробь умножаем на 7, вторую на 4). Получается: 6 7/28-2 20/28+6 7/28=9 22/28=9 11/14

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