Whakaoti i te -27div{3/8*(-3/10)^2}

$$- 27 \div \{ \frac { 3 } { 8 } \times ( - \frac { 3 } { 10 } ) ^ { 2 } \}$$

Aromātai

$$-800$$

Ngā Upane Otinga

Tātaihia te -\frac{3}{10} mā te pū o 2, kia riro ko \frac{9}{100}.

$$\frac{-27}{\frac{3}{8}\times \frac{9}{100}}$$

Me whakarea te \frac{3}{8} ki te \frac{9}{100} mā te whakarea taurunga ki te taurunga me te tauraro ki te tauraro.

$$\frac{-27}{\frac{3\times 9}{8\times 100}}$$

Mahia ngā whakarea i roto i te hautanga \frac{3\times 9}{8\times 100}.

$$\frac{-27}{\frac{27}{800}}$$

Whakawehe -27 ki te \frac{27}{800} mā te whakarea -27 ki te tau huripoki o \frac{27}{800}.

$$-27\times \frac{800}{27}$$

Whakareatia -27 ki te \frac{800}{27}.

$$-800$$

Tauwehe

$$-800$$