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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

20-\left(1.6+7.6\right)
Whakareatia te 2 ki te 10, ka 20.
20-9.2
Tāpirihia te 1.6 ki te 7.6, ka 9.2.
10.8
Tangohia te 9.2 i te 20, ka 10.8.