We're going to solve 3170 multiplied by 5903
3170 × 5903 = 5903 × (3170)
+ 5903 × 0 producing 0
+ 5903 × 70 what gives us 413210
+ 5903 × 100 that equals 590300
+ 5903 × 3000 yielding 17709000

= 18712510
