Issolvi 7-8.4*0.1+3*(-4*0.25+3^2)+4.1+2

$$7 - 8.4 \cdot 0.1 + 3 \cdot ( - 4 \cdot 0.25 + 3 ^ { 2 } ) + 4.1 + 2$$

Evalwa

$$36.26$$

Passi tas-Soluzzjonijiet

Immultiplika 8.4 u 0.1 biex tikseb 0.84.

$$7-0.84+3\left(-4\times 0.25+3^{2}\right)+4.1+2$$

Naqqas 0.84 minn 7 biex tikseb 6.16.

$$6.16+3\left(-4\times 0.25+3^{2}\right)+4.1+2$$

Immultiplika -4 u 0.25 biex tikseb -1.

$$6.16+3\left(-1+3^{2}\right)+4.1+2$$

Ikkalkula 3 bil-power ta' 2 u tikseb 9.

$$6.16+3\left(-1+9\right)+4.1+2$$

Żid -1 u 9 biex tikseb 8.

$$6.16+3\times 8+4.1+2$$

Immultiplika 3 u 8 biex tikseb 24.

$$6.16+24+4.1+2$$

Żid 6.16 u 24 biex tikseb 30.16.

$$30.16+4.1+2$$

Żid 30.16 u 4.1 biex tikseb 34.26.

$$34.26+2$$

Żid 34.26 u 2 biex tikseb 36.26.

$$36.26$$

Fattur

$$\frac{37 \cdot 7 ^ {2}}{2 \cdot 5 ^ {2}} = 36\frac{13}{50} = 36.26$$