Предмет: Математика, автор: djjdndbdhx

9-3½×(1 3/7+2½)÷2⅐ ПОМОГИТЕ ПОЖАЛУЙСТА РЕШИТЬ СРОЧНО

Ответы

Автор ответа: miki68

Ответ:

Пошаговое объяснение:

1 3/7+2 1/2=1 6/14+2 7/14=3 13/14

3 1/2*3 13/14=7/2*55/14=1/2*55/2=55/4=13 3/4

13 3/4:2=55/4*1/2=55/8=6 7/8

9-6 7/8=8 8/8-6 7/8=2 1/8

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