Obtenha a forma irredutivel das frações:

105 – 3                                                                              

63  -- 3

 

63__

105

 

30_

35

 

20_

40

Resposta :

Bowlt
[tex] \frac{105}{3} = \frac{35}{1} \\\\ \frac{63}{105} = \frac{21}{35} = \frac{3}{5} \\\\ \frac{30}{35} = \frac{6}{7} \\\\ \frac{20}{40} = \frac{1}{2} [/tex]
105-3 =  35             
63-3      21    

63
 =   21
105     35

30 =  5
35     7

20 = 1
40    2

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