Respuesta :

cheyenne131
[tex]1 \frac{1}{5} - \frac{1}{2} [/tex] =
[tex] \frac{6}{5} - \frac{1}{2} [/tex] = 
[tex] \frac{6 x 2}{5 x 2} = \frac{12}{10} [/tex]
[tex] \frac{1x5}{2x5} = \frac{5}{10} [/tex]
[tex] \frac{12}{10} - \frac{5}{10} [/tex]     
[tex] \frac{7}{10} [/tex]
1 1/5= 6/5=12/10
1/2=5/10
12/10-5/10=7/10
7/10