We're going to solve 3860 multiplied by 6644
3860 × 6644 = 6644 × (3860)
+ 6644 × 0 giving us 0
+ 6644 × 60 yielding 398640
+ 6644 × 800 which equals 5315200
+ 6644 × 3000 that equals 19932000

= 25645840
