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Tohaina

\frac{15^{1}n^{1}}{30^{1}n^{1}}
Whakamahia ngā ture taupū hei whakarūnā i te kīanga.
\frac{15^{1}n^{1-1}}{30^{1}}
Hei whakawehe i ngā pū o te pūtake kotahi, tangohia te taupū o te tauraro mai i te taupū o te taurunga.
\frac{15^{1}n^{0}}{30^{1}}
Tango 1 mai i 1.
\frac{15^{1}}{30^{1}}
Mō tētahi tau a mahue te 0, a^{0}=1.
\frac{1}{2}
Whakahekea te hautanga \frac{15}{30} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 15.