Whakaoti i te 25*10div20*60-50

$$25 \times 10 \div 20 \times 60 - 50$$

Aromātai

$$700$$

Ngā Upane Otinga

Whakareatia te 25 ki te 10, ka 250.

$$\frac{250}{20}\times 60-50$$

Whakahekea te hautanga \frac{250}{20} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 10.

$$\frac{25}{2}\times 60-50$$

Tuhia te \frac{25}{2}\times 60 hei hautanga kotahi.

$$\frac{25\times 60}{2}-50$$

Whakareatia te 25 ki te 60, ka 1500.

$$\frac{1500}{2}-50$$

Whakawehea te 1500 ki te 2, kia riro ko 750.

$$750-50$$

Tangohia te 50 i te 750, ka 700.

$$700$$

Tauwehe

$$2^{2}\times 5^{2}\times 7$$