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Descompuneti in suma de doua fractii care au acelasi numitor fractia: a) 5/7; b) 3/13; c) 5/12;

Răspuns :

XPaulV
a) 5/7 = 2/7 + 3/7
b) 3/13 = 1/13 + 2/13
c) 5/12 = 1/12 + 4/12
MarioRo125
Salut !

[tex]a) \: \frac{5}{7} = \frac{2}{7} + \frac{3}{7} [/tex]

[tex]b) \frac{3}{13} = \frac{1}{13} + \frac{2}{13} [/tex]

[tex]c) \frac{5}{12} = \frac{1}{12} + \frac{4}{12}[/tex]

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