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Va rog frumos dacă m-a puteți ajuta
3- 5 supra 7 si 2 + 3 supra 4 + 1 supra 2


Răspuns :

[tex]3 - \frac{5}{7} = \frac{21}{7} - \frac{5}{7} = \frac{16}{5} [/tex]

[tex]2 + \frac{3}{4} + \frac{1}{2} = \frac{8}{4} + \frac{3}{4} + \frac{2}{4} = \frac{13}{4} [/tex]

Răspuns :

[tex]3 + \frac{5}{7} = [/tex]

[tex] \frac{3}{1} + \frac{5}{7} = [/tex]

[tex] \frac{21}{7} + \frac{5}{7} = [/tex]

[tex] \frac{26}{7} [/tex]

[tex]2 + \frac{3}{4} + \frac{1}{2} = [/tex]

[tex] \frac{2}{1} + \frac{3}{4} + \frac{1}{2} = [/tex]

[tex] \frac{8}{4} + \frac{3}{4} + \frac{2}{4} = [/tex]

[tex] \frac{13}{4} [/tex]