We're going to solve 1503 multiplied by 6691
1503 × 6691 = 6691 × (1503)
+ 6691 × 3 producing 20073
+ 6691 × 00 that is equal 0
+ 6691 × 500 giving us 3345500
+ 6691 × 1000 that results in 6691000

= 10056573
