Issolvi (-1-((22-4-7)-(17-20+7-9))-(13-24+2))-(-44+17-6+21)

$$(-1-((22-4-7)-(17-20+7-9))-(13-24+2))-(-44+17-6+21)$$

Evalwa

$$4$$

Passi tas-Soluzzjonijiet

Naqqas 4 minn 22 biex tikseb 18.

$$-1-\left(18-7-\left(17-20+7-9\right)\right)-\left(13-24+2\right)-\left(-44+17-6+21\right)$$

Naqqas 7 minn 18 biex tikseb 11.

$$-1-\left(11-\left(17-20+7-9\right)\right)-\left(13-24+2\right)-\left(-44+17-6+21\right)$$

Naqqas 20 minn 17 biex tikseb -3.

$$-1-\left(11-\left(-3+7-9\right)\right)-\left(13-24+2\right)-\left(-44+17-6+21\right)$$

Żid -3 u 7 biex tikseb 4.

$$-1-\left(11-\left(4-9\right)\right)-\left(13-24+2\right)-\left(-44+17-6+21\right)$$

Naqqas 9 minn 4 biex tikseb -5.

$$-1-\left(11-\left(-5\right)\right)-\left(13-24+2\right)-\left(-44+17-6+21\right)$$

L-oppost ta' -5 huwa 5.

$$-1-\left(11+5\right)-\left(13-24+2\right)-\left(-44+17-6+21\right)$$

Żid 11 u 5 biex tikseb 16.

$$-1-16-\left(13-24+2\right)-\left(-44+17-6+21\right)$$

Naqqas 16 minn -1 biex tikseb -17.

$$-17-\left(13-24+2\right)-\left(-44+17-6+21\right)$$

Naqqas 24 minn 13 biex tikseb -11.

$$-17-\left(-11+2\right)-\left(-44+17-6+21\right)$$

Żid -11 u 2 biex tikseb -9.

$$-17-\left(-9\right)-\left(-44+17-6+21\right)$$

L-oppost ta' -9 huwa 9.

$$-17+9-\left(-44+17-6+21\right)$$

Żid -17 u 9 biex tikseb -8.

$$-8-\left(-44+17-6+21\right)$$

Żid -44 u 17 biex tikseb -27.

$$-8-\left(-27-6+21\right)$$

Naqqas 6 minn -27 biex tikseb -33.

$$-8-\left(-33+21\right)$$

Żid -33 u 21 biex tikseb -12.

$$-8-\left(-12\right)$$

L-oppost ta' -12 huwa 12.

$$-8+12$$

Żid -8 u 12 biex tikseb 4.

$$4$$

Fattur

$$2^{2}$$