Datrys 31/110-(223/110+31/110)

$$3 \frac { 1 } { 110 } - ( 2 \frac { 23 } { 110 } + \frac { 31 } { 110 } )$$

Enrhifo

$$\frac{57}{110}\approx 0.518181818$$

Camau Ateb

Lluosi 3 a 110 i gael 330.

$$\frac{330+1}{110}-\left(\frac{2\times 110+23}{110}+\frac{31}{110}\right)$$

Adio 330 a 1 i gael 331.

$$\frac{331}{110}-\left(\frac{2\times 110+23}{110}+\frac{31}{110}\right)$$

Lluosi 2 a 110 i gael 220.

$$\frac{331}{110}-\left(\frac{220+23}{110}+\frac{31}{110}\right)$$

Adio 220 a 23 i gael 243.

$$\frac{331}{110}-\left(\frac{243}{110}+\frac{31}{110}\right)$$

Gan fod gan \frac{243}{110} a \frac{31}{110} yr un dynodydd, adiwch nhw drwy adio eu rhifiaduron.

$$\frac{331}{110}-\frac{243+31}{110}$$

Adio 243 a 31 i gael 274.

$$\frac{331}{110}-\frac{274}{110}$$

Gan fod gan \frac{331}{110} a \frac{274}{110} yr un dynodydd, tynnwch nhw drwy dynnu eu rhifiaduron.

$$\frac{331-274}{110}$$

Tynnu 274 o 331 i gael 57.

$$\frac{57}{110}$$

Ffactor

$$\frac{3 \cdot 19}{2 \cdot 5 \cdot 11} = 0.5181818181818182$$