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Aromātai
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Tauwehe
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

2-2\times 2
Tātaitia te pūtakerua o 4 kia tae ki 2.
2-4
Whakareatia te -2 ki te 2, ka -4.
-2
Tangohia te 4 i te 2, ka -2.