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Автор - shwabra44

Хелпми дам 25балов номер 506

Ответ

Автор - jky5f

Ответ:

1) 5/4*6/5=30/20=3/2=1*1/2

2) 2*1/2*2*4/5=5/2*14/5=70/10=7

3)2*2/7*1*1/8=16/7*9/8=144/56=2*32/56=9/7=1*2/7

4) 8/5*15/2=120/10=12

5)15/7*32/15=32/7=4*4/7

6)20/9*99/40=11/2=5*1/2

Пошаговое объяснение:

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