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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

400\left(17+2\right)
Tāpirihia te 15 ki te 2, ka 17.
400\times 19
Tāpirihia te 17 ki te 2, ka 19.
7600
Whakareatia te 400 ki te 19, ka 7600.