Datrys left(4-3right)+left(1+2right)^2/6+left(7-5right)

$$\frac{ \left( 4-3 \right) + { \left( 1+2 \right) }^{ 2 } }{ 6+ \left( 7-5 \right) }$$

Enrhifo

$$\frac{5}{4}=1.25$$

Camau Ateb

Tynnu 3 o 4 i gael 1.

$$\frac{1+\left(1+2\right)^{2}}{6+7-5}$$

Adio 1 a 2 i gael 3.

$$\frac{1+3^{2}}{6+7-5}$$

Cyfrifo 3 i bŵer 2 a chael 9.

$$\frac{1+9}{6+7-5}$$

Adio 1 a 9 i gael 10.

$$\frac{10}{6+7-5}$$

Adio 6 a 7 i gael 13.

$$\frac{10}{13-5}$$

Tynnu 5 o 13 i gael 8.

$$\frac{10}{8}$$

Lleihau'r ffracsiwn \frac{10}{8} i'r graddau lleiaf posib drwy dynnu a chanslo allan 2.

$$\frac{5}{4}$$

Ffactor

$$\frac{5}{2 ^ {2}} = 1\frac{1}{4} = 1.25$$