Whakaoti i te (15*154+10*143+16*079+4*078)div45

$$(15 \cdot 154+10 \cdot 143+16 \cdot 079+4 \cdot 078) \div 45$$

Aromātai

$$\frac{748}{9}\approx 83.111111111$$

Ngā Upane Otinga

Whakareatia te 15 ki te 154, ka 2310. Whakareatia te 10 ki te 143, ka 1430. Whakareatia te 16 ki te 0, ka 0. Whakareatia te 4 ki te 0, ka 0.

$$\frac{2310+1430+0\times 79+0\times 78}{45}$$

Tāpirihia te 2310 ki te 1430, ka 3740.

$$\frac{3740+0\times 79+0\times 78}{45}$$

Whakareatia te 0 ki te 79, ka 0.

$$\frac{3740+0+0\times 78}{45}$$

Tāpirihia te 3740 ki te 0, ka 3740.

$$\frac{3740+0\times 78}{45}$$

Whakareatia te 0 ki te 78, ka 0.

$$\frac{3740+0}{45}$$

Tāpirihia te 3740 ki te 0, ka 3740.

$$\frac{3740}{45}$$

Whakahekea te hautanga \frac{3740}{45} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 5.

$$\frac{748}{9}$$

Tauwehe

$$\frac{2 ^ {2} \cdot 11 \cdot 17}{3 ^ {2}} = 83\frac{1}{9} = 83.11111111111111$$