Respuesta:
[tex] \frac{4}{7} + \frac{2}{4} = \frac{16 + 14}{28} = \frac{30}{28} \\ \\ \frac{6}{9} + \frac{2}{3} = \frac{6 + 6}{9} = \frac{12}{9 } \\ \\ \frac{4}{9} + \frac{5}{10} = \frac{40 + 45}{90} = \frac{85}{90} \\ \\ \frac{8}{12 } + \frac{3}{4} = \frac{8 + 9}{12} = \frac{17}{12} \\ \\ \frac{3}{7} + \frac{4}{8} = \frac{24 + 28}{56} = \frac{52}{56} [/tex]
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Verified answer
Respuesta:
[tex] \frac{4}{7} + \frac{2}{4} = \frac{16 + 14}{28} = \frac{30}{28} \\ \\ \frac{6}{9} + \frac{2}{3} = \frac{6 + 6}{9} = \frac{12}{9 } \\ \\ \frac{4}{9} + \frac{5}{10} = \frac{40 + 45}{90} = \frac{85}{90} \\ \\ \frac{8}{12 } + \frac{3}{4} = \frac{8 + 9}{12} = \frac{17}{12} \\ \\ \frac{3}{7} + \frac{4}{8} = \frac{24 + 28}{56} = \frac{52}{56} [/tex]