We're going to solve 3003 multiplied by 6503
3003 × 6503 = 6503 × (3003)
+ 6503 × 3 that equals 19509
+ 6503 × 00 resulting in 0
+ 6503 × 000 producing 0
+ 6503 × 3000 that is equal 19509000

= 19528509
