Whakaoti i te 250*215/100*20

$$250 \times \frac{ 215 }{ 100 } \times 20$$

Aromātai

$$10750$$

Ngā Upane Otinga

Whakahekea te hautanga \frac{215}{100} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 5.

$$250\times \frac{43}{20}\times 20$$

Tuhia te 250\times \frac{43}{20} hei hautanga kotahi.

$$\frac{250\times 43}{20}\times 20$$

Whakareatia te 250 ki te 43, ka 10750.

$$\frac{10750}{20}\times 20$$

Whakahekea te hautanga \frac{10750}{20} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 10.

$$\frac{1075}{2}\times 20$$

Tuhia te \frac{1075}{2}\times 20 hei hautanga kotahi.

$$\frac{1075\times 20}{2}$$

Whakareatia te 1075 ki te 20, ka 21500.

$$\frac{21500}{2}$$

Whakawehea te 21500 ki te 2, kia riro ko 10750.

$$10750$$

Tauwehe

$$2\times 5^{3}\times 43$$