We're going to solve 3903 multiplied by 6526
3903 × 6526 = 6526 × (3903)
+ 6526 × 3 giving us 19578
+ 6526 × 00 yielding 0
+ 6526 × 900 yielding 5873400
+ 6526 × 3000 which equals 19578000

= 25470978
