Respuesta :

calculista

we know that

[tex]1\frac{1}{6} =\frac{(1*6+1)}{6} =\frac{7}{6}[/tex]

so

[tex]\frac{5}{6} +(-1\frac{1}{6} )=\frac{5}{6}-\frac{7}{6}=-\frac{2}{6}=-\frac{1}{3}[/tex]

therefore

the answer is the letter k

see the attached figure

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