Issolvi (-8-1)*(3-(-7.2)div(-2.5+3)

$$(-8-1) \times (3-(-7.2) \div (-2.5+3)$$

Evalwa

$$-156.6$$

Passi tas-Soluzzjonijiet

Naqqas 1 minn -8 biex tikseb -9.

$$-9\left(3-\frac{-7.2}{-2.5+3}\right)$$

Żid -2.5 u 3 biex tikseb 0.5.

$$-9\left(3-\frac{-7.2}{0.5}\right)$$

Espandi \frac{-7.2}{0.5} billi timmultiplika kemm in-numeratur kif ukoll id-denominatur b'10.

$$-9\left(3-\frac{-72}{5}\right)$$

Frazzjoni \frac{-72}{5} tista' tinkiteb mill-ġdid bħala -\frac{72}{5} bl-estrazzjoni tas-sinjal negattiv.

$$-9\left(3-\left(-\frac{72}{5}\right)\right)$$

L-oppost ta' -\frac{72}{5} huwa \frac{72}{5}.

$$-9\left(3+\frac{72}{5}\right)$$

Ikkonverti 3 fi frazzjoni \frac{15}{5}.

$$-9\left(\frac{15}{5}+\frac{72}{5}\right)$$

Billi \frac{15}{5} u \frac{72}{5} għandhom l-istess denominatur, żidhom billi żżid in-numeraturi tagħhom.

$$-9\times \frac{15+72}{5}$$

Żid 15 u 72 biex tikseb 87.

$$-9\times \frac{87}{5}$$

Esprimi -9\times \frac{87}{5} bħala frazzjoni waħda.

$$\frac{-9\times 87}{5}$$

Immultiplika -9 u 87 biex tikseb -783.

$$\frac{-783}{5}$$

Frazzjoni \frac{-783}{5} tista' tinkiteb mill-ġdid bħala -\frac{783}{5} bl-estrazzjoni tas-sinjal negattiv.

$$-\frac{783}{5}$$

Fattur

$$-156.6$$