Alright, let's work through 2380 times 2803 step by step
2380 × 2803 = 2803 × (2380)
+ 2803 × 0 what gives us 0
+ 2803 × 80 what gives us 224240
+ 2803 × 300 which equals 840900
+ 2803 × 2000 producing 5606000

= 6671140
