Пошаговое объяснение:
[tex]3 \frac{1}{5} + \frac{2}{5} = \frac{16}{5} + \frac{2}{5} = \frac{16 + 2}{5} = \frac{18}{5} = 3 \frac{3}{5} [/tex]
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Пошаговое объяснение:
[tex]3 \frac{1}{5} + \frac{2}{5} = \frac{16}{5} + \frac{2}{5} = \frac{16 + 2}{5} = \frac{18}{5} = 3 \frac{3}{5} [/tex]