Предмет: Математика, автор: korolevamargo76

1/4+1/5,1/3+1/7,3/5+3/4,1/2+7/9,5/7+0,2/3-2/5,1/2-1/3,3/5-4/7,5/7-1/6,8/9-0,3/4+4/5,3/4+2/9.

Ответы

Автор ответа: sonyabikovskya2001

0

Ответ:

5+4/20=9/20, 7+3/21=10/21, 12+15/20=27/20= 1 7/20, 9+14/18=23/18= 1 5/18 дальше хз

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