We're going to solve 6638 multiplied by 9155
6638 × 9155 = 9155 × (6638)
+ 9155 × 8 that results in 73240
+ 9155 × 30 that equals 274650
+ 9155 × 600 that equals 5493000
+ 9155 × 6000 yielding 54930000

= 60770890
