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Tohaina

12\left(-\frac{2}{3}\right)^{3}-13\times \left(\frac{-2}{3}\right)^{2}-5\times \frac{-2}{3}+7
Ka taea te hautanga \frac{-2}{3} te tuhi anō ko -\frac{2}{3} mā te tango i te tohu tōraro.
12\left(-\frac{8}{27}\right)-13\times \left(\frac{-2}{3}\right)^{2}-5\times \frac{-2}{3}+7
Tātaihia te -\frac{2}{3} mā te pū o 3, kia riro ko -\frac{8}{27}.
-\frac{32}{9}-13\times \left(\frac{-2}{3}\right)^{2}-5\times \frac{-2}{3}+7
Whakareatia te 12 ki te -\frac{8}{27}, ka -\frac{32}{9}.
-\frac{32}{9}-13\left(-\frac{2}{3}\right)^{2}-5\times \frac{-2}{3}+7
Ka taea te hautanga \frac{-2}{3} te tuhi anō ko -\frac{2}{3} mā te tango i te tohu tōraro.
-\frac{32}{9}-13\times \frac{4}{9}-5\times \frac{-2}{3}+7
Tātaihia te -\frac{2}{3} mā te pū o 2, kia riro ko \frac{4}{9}.
-\frac{32}{9}-\frac{52}{9}-5\times \frac{-2}{3}+7
Whakareatia te 13 ki te \frac{4}{9}, ka \frac{52}{9}.
-\frac{28}{3}-5\times \frac{-2}{3}+7
Tangohia te \frac{52}{9} i te -\frac{32}{9}, ka -\frac{28}{3}.
-\frac{28}{3}-5\left(-\frac{2}{3}\right)+7
Ka taea te hautanga \frac{-2}{3} te tuhi anō ko -\frac{2}{3} mā te tango i te tohu tōraro.
-\frac{28}{3}-\left(-\frac{10}{3}\right)+7
Whakareatia te 5 ki te -\frac{2}{3}, ka -\frac{10}{3}.
-\frac{28}{3}+\frac{10}{3}+7
Ko te tauaro o -\frac{10}{3} ko \frac{10}{3}.
-6+7
Tāpirihia te -\frac{28}{3} ki te \frac{10}{3}, ka -6.
1
Tāpirihia te -6 ki te 7, ka 1.