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

Tohaina

1\times 5+5\left(-5\right)
Whakawehea te 5 ki te 5, kia riro ko 1.
5-25
Whakareatia te 1 ki te 5, ka 5. Whakareatia te 5 ki te -5, ka -25.
-20
Tangohia te 25 i te 5, ka -20.