Tīpoka ki ngā ihirangi matua
Aromātai
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Tauwehe
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

-20-\left(-5\right)
Whakareatia te 2 ki te -10, ka -20.
-20+5
Ko te tauaro o -5 ko 5.
-15
Tāpirihia te -20 ki te 5, ka -15.