We're going to solve 4445 multiplied by 3979
4445 × 3979 = 3979 × (4445)
+ 3979 × 5 what gives us 19895
+ 3979 × 40 giving us 159160
+ 3979 × 400 that equals 1591600
+ 3979 × 4000 resulting in 15916000

= 17686655
