Issolvi 7-5{6+2[3+6(9-5*4)]}=

$$7 - 5 \{ 6 + 2 [ 3 + 6 ( 9 - 5 \times 4 ) ] \} =$$

Evalwa

$$607$$

Passi tas-Soluzzjonijiet

Immultiplika 5 u 4 biex tikseb 20.

$$7-5\left(6+2\left(3+6\left(9-20\right)\right)\right)$$

Naqqas 20 minn 9 biex tikseb -11.

$$7-5\left(6+2\left(3+6\left(-11\right)\right)\right)$$

Immultiplika 6 u -11 biex tikseb -66.

$$7-5\left(6+2\left(3-66\right)\right)$$

Naqqas 66 minn 3 biex tikseb -63.

$$7-5\left(6+2\left(-63\right)\right)$$

Immultiplika 2 u -63 biex tikseb -126.

$$7-5\left(6-126\right)$$

Naqqas 126 minn 6 biex tikseb -120.

$$7-5\left(-120\right)$$

Immultiplika 5 u -120 biex tikseb -600.

$$7-\left(-600\right)$$

L-oppost ta' -600 huwa 600.

$$7+600$$

Żid 7 u 600 biex tikseb 607.

$$607$$

Fattur

$$607$$