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Tauwehe
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

\frac{21\times 360}{45}
Whakawehe 21 ki te \frac{45}{360} mā te whakarea 21 ki te tau huripoki o \frac{45}{360}.
\frac{7560}{45}
Whakareatia te 21 ki te 360, ka 7560.
168
Whakawehea te 7560 ki te 45, kia riro ko 168.