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2 intregi 5 supra 9 ori 1 intreg 4 supra 5

Răspuns :

[tex] 2\frac{5}{9} * 1\frac{4}{5} = \frac{2*9+4}{9} * \frac{1*5+4}{5} = \frac{22}{9} * \frac{9}{5} = \frac{22}{5} [/tex]