We're going to solve 6436 multiplied by 1964
6436 × 1964 = 1964 × (6436)
+ 1964 × 6 that equals 11784
+ 1964 × 30 that equals 58920
+ 1964 × 400 giving us 785600
+ 1964 × 6000 giving us 11784000

= 12640304
