Tīpoka ki ngā ihirangi matua
Whakaoti mō B
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Whakaoti mō C
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Tohaina

CB=5
He hanga arowhānui tō te whārite.
\frac{CB}{C}=\frac{5}{C}
Whakawehea ngā taha e rua ki te C.
B=\frac{5}{C}
Mā te whakawehe ki te C ka wetekia te whakareanga ki te C.
BC=5
He hanga arowhānui tō te whārite.
\frac{BC}{B}=\frac{5}{B}
Whakawehea ngā taha e rua ki te B.
C=\frac{5}{B}
Mā te whakawehe ki te B ka wetekia te whakareanga ki te B.