We're going to solve 6444 multiplied by 6863
6444 × 6863 = 6863 × (6444)
+ 6863 × 4 which equals 27452
+ 6863 × 40 resulting in 274520
+ 6863 × 400 resulting in 2745200
+ 6863 × 6000 producing 41178000

= 44225172
