Tīpoka ki ngā ihirangi matua
Whakaoti mō Q
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

125Q+25Q=250
Me tāpiri te 25Q ki ngā taha e rua.
150Q=250
Pahekotia te 125Q me 25Q, ka 150Q.
Q=\frac{250}{150}
Whakawehea ngā taha e rua ki te 150.
Q=\frac{5}{3}
Whakahekea te hautanga \frac{250}{150} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 50.