Предмет: Математика, автор: ВалерияГутенева

6 класс. Помогите, пожалуйста, решить ПОДРОБНО этот пример:
65% * 5 
1/13 (65% умножить на 5 целых одну тринадцатую)

Ответы

Автор ответа: clevercobra
0
65%-это 0.65 от числа заданного=65/100
5+1/13 - это 66/13
при умножении получаем:
65*66/100*13
сократим 65 и 13 на 13:
5*66/100
сократим 66 и 100 на 2:
5*33/20
сократим 5 и 20 на 5:
33/4=32/4+1/4=8+1/4=8.25
Надеюсь расписал максимально подробно)

Добра вам :3
Автор ответа: clevercobra
0
((( вот это 66*65/100*13 было изначально
Автор ответа: clevercobra
0
получили 33/4 в знаменателе
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