Whakaoti i te 1/12*281/2

$$\frac{ 1 }{ 12 } \times 28 \frac{ 1 }{ 2 }$$

Aromātai

$$\frac{19}{8}=2.375$$

Ngā Upane Otinga

Whakareatia te 28 ki te 2, ka 56.

$$\frac{1}{12}\times \frac{56+1}{2}$$

Tāpirihia te 56 ki te 1, ka 57.

$$\frac{1}{12}\times \frac{57}{2}$$

Me whakarea te \frac{1}{12} ki te \frac{57}{2} mā te whakarea taurunga ki te taurunga me te tauraro ki te tauraro.

$$\frac{1\times 57}{12\times 2}$$

Mahia ngā whakarea i roto i te hautanga \frac{1\times 57}{12\times 2}.

$$\frac{57}{24}$$

Whakahekea te hautanga \frac{57}{24} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 3.

$$\frac{19}{8}$$

Tauwehe

$$\frac{19}{2 ^ {3}} = 2\frac{3}{8} = 2.375$$