Hasil dari 5/6-4/5=..........

5/6 - 4/5
25/30 - 24/30 = 1/30

[tex] \frac{(5 \times 5) - (6 \times 4)}{6 \times 5} \: = \: \frac{25 - 24}{30} \: = \frac{1}{30} [/tex]