Предмет: Математика, автор: Roxim

(20 16/25+ 13 9/25 )- (23 4/14+ 7 13/14 )

Ответы

Автор ответа: дик191

0

=33 25/25-30 17/14=34-31 3/14=
33 14/14-31 3/14=2 11/14

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