We're going to solve 2207 multiplied by 1603
2207 × 1603 = 1603 × (2207)
+ 1603 × 7 that is equal 11221
+ 1603 × 00 that equals 0
+ 1603 × 200 yielding 320600
+ 1603 × 2000 which equals 3206000

= 3537821
