Whakaoti i te 0.0725(13*0.1725)+(3*0.0725)/9*0.1725+20*0.0725=

$$\frac { 0.0725 ( 13 \cdot 0.1725 ) + ( 3 \cdot 0.0725 ) } { 9 \cdot 0.1725 + 20 \cdot 0.0725 } =$$

Aromātai

$$\frac{60813}{480400}\approx 0.12658826$$

Ngā Upane Otinga

Whakareatia te 0.0725 ki te 13, ka 0.9425.

$$\frac{0.9425\times 0.1725+3\times 0.0725}{9\times 0.1725+20\times 0.0725}$$

Whakareatia te 0.9425 ki te 0.1725, ka 0.16258125.

$$\frac{0.16258125+3\times 0.0725}{9\times 0.1725+20\times 0.0725}$$

Whakareatia te 3 ki te 0.0725, ka 0.2175.

$$\frac{0.16258125+0.2175}{9\times 0.1725+20\times 0.0725}$$

Tāpirihia te 0.16258125 ki te 0.2175, ka 0.38008125.

$$\frac{0.38008125}{9\times 0.1725+20\times 0.0725}$$

Whakareatia te 9 ki te 0.1725, ka 1.5525.

$$\frac{0.38008125}{1.5525+20\times 0.0725}$$

Whakareatia te 20 ki te 0.0725, ka 1.45.

$$\frac{0.38008125}{1.5525+1.45}$$

Tāpirihia te 1.5525 ki te 1.45, ka 3.0025.

$$\frac{0.38008125}{3.0025}$$

Whakarohaina te \frac{0.38008125}{3.0025} mā te whakarea i te taurunga me te tauraro ki te 100000000.

$$\frac{38008125}{300250000}$$

Whakahekea te hautanga \frac{38008125}{300250000} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 625.

$$\frac{60813}{480400}$$

Tauwehe

$$\frac{29 \cdot 233 \cdot 3 ^ {2}}{1201 \cdot 2 ^ {4} \cdot 5 ^ {2}} = 0.12658825978351373$$