Whakaoti i te (6.75+(-4.5)*12/8)*(-11/8)^3

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

Aromātai

$$-1.601806640625$$

Ngā Upane Otinga

Whakareatia te 1 ki te 8, ka 8.

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

Tāpirihia te 8 ki te 2, ka 10.

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

Whakahekea te hautanga \frac{10}{8} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 2.

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

Whakareatia te -4.5 ki te \frac{5}{4}, ka -\frac{45}{8}.

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

Tangohia te \frac{45}{8} i te 6.75, ka \frac{9}{8}.

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

Whakareatia te 1 ki te 8, ka 8.

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

Tāpirihia te 8 ki te 1, ka 9.

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

Tātaihia te -\frac{9}{8} mā te pū o 3, kia riro ko -\frac{729}{512}.

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

Whakareatia te \frac{9}{8} ki te -\frac{729}{512}, ka -\frac{6561}{4096}.

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

Tauwehe

$$-1.601806640625$$