Respuesta :

ayah1
1/2 - 1/7 = 7/14 - 2/14 = 5/14
3/5 - 1/2 = 6/10 - 5/10 = 1/10
luana
[tex]\frac{1}{2}-\frac{1}{7}=\ \ \ | make\ common \denominator\\\\ \frac{7}{14}-\frac{2}{14}=\frac{7-2}{14}=\frac{5}{14}\\\\ \frac{3}{5}-\frac{1}{2}= \ \ \ | make\ common \denominator\\\\ \frac{6}{10}-\frac{5}{10}=\frac{1}{10}[/tex]

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