We're going to solve 6690 multiplied by 7638
6690 × 7638 = 7638 × (6690)
+ 7638 × 0 which equals 0
+ 7638 × 90 yielding 687420
+ 7638 × 600 resulting in 4582800
+ 7638 × 6000 producing 45828000

= 51098220
