Datrys (6.75+(-4.5)*12/8)*(-11/8)^3

$$( 6.75 + ( - 4.5 ) \cdot 1 \frac { 2 } { 8 } ) \cdot ( - 1 \frac { 1 } { 8 } ) ^ { 3 }$$

Enrhifo

$$-1.601806640625$$

Camau Ateb

Lluosi 1 a 8 i gael 8.

$$\left(6.75-4.5\times \frac{8+2}{8}\right)\left(-\frac{1\times 8+1}{8}\right)^{3}$$

Adio 8 a 2 i gael 10.

$$\left(6.75-4.5\times \frac{10}{8}\right)\left(-\frac{1\times 8+1}{8}\right)^{3}$$

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

$$\left(6.75-4.5\times \frac{5}{4}\right)\left(-\frac{1\times 8+1}{8}\right)^{3}$$

Lluosi -4.5 a \frac{5}{4} i gael -\frac{45}{8}.

$$\left(6.75-\frac{45}{8}\right)\left(-\frac{1\times 8+1}{8}\right)^{3}$$

Tynnu \frac{45}{8} o 6.75 i gael \frac{9}{8}.

$$\frac{9}{8}\left(-\frac{1\times 8+1}{8}\right)^{3}$$

Lluosi 1 a 8 i gael 8.

$$\frac{9}{8}\left(-\frac{8+1}{8}\right)^{3}$$

Adio 8 a 1 i gael 9.

$$\frac{9}{8}\left(-\frac{9}{8}\right)^{3}$$

Cyfrifo -\frac{9}{8} i bŵer 3 a chael -\frac{729}{512}.

$$\frac{9}{8}\left(-\frac{729}{512}\right)$$

Lluosi \frac{9}{8} a -\frac{729}{512} i gael -\frac{6561}{4096}.

$$-\frac{6561}{4096}$$

Ffactor

$$-1.601806640625$$