1supra 8+1supra 9+1supra6

Răspuns :

[tex] \frac{1}{8} + \frac{1}{9} + \frac{1}{6} = [/tex]

[tex] = \frac{9 + 8 + 6 }{72} = [/tex]

[tex] = \frac{29}{72} [/tex]