Предмет: Математика, автор: Аноним

В танцевальной группе 20 человек . Из них 3/5 ученики младших классов . Сколько учеников младших классов ? 2. Составь и реши обратную задачу​ фото пожалуйста

Ответы

Автор ответа: TankerDeCoM21
11

Ответ:

Условие:

Всего-20человек

Младших классы ученики-3/5

1)20:5*3=12(учеников)-младших классов

Ответ: 12учеников в младших классах.

Б)

В младших классах-12учеников, а в старших классах на 4 меньше чем в младших классах.Сколько всего учеников в старших классах?, сколько всего учеников?.

1)12-4=8(уч)-старшие классы

2)12+8=20(уч)-всего

Ответ:Всего 20человек

Условие:

Младшие кл-12уч

Старшие кл-на 4 < чем младшие классы

Всего-?,Старшие +младшие кл=Всего

Пошаговое объяснение:

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