Issolvi 15*15*2+15*10*2+15*10*2=

$$15 \times 15 \times 2+15 \times 10 \times 2+15 \times 10 \times 2=$$

Evalwa

$$1050$$

Passi tas-Soluzzjonijiet

Immultiplika 15 u 15 biex tikseb 225. Immultiplika 15 u 10 biex tikseb 150. Immultiplika 15 u 10 biex tikseb 150.

$$225\times 2+150\times 2+150\times 2$$

Immultiplika 225 u 2 biex tikseb 450.

$$450+150\times 2+150\times 2$$

Immultiplika 150 u 2 biex tikseb 300.

$$450+300+150\times 2$$

Żid 450 u 300 biex tikseb 750.

$$750+150\times 2$$

Immultiplika 150 u 2 biex tikseb 300.

$$750+300$$

Żid 750 u 300 biex tikseb 1050.

$$1050$$

Fattur

$$2\times 3\times 5^{2}\times 7$$