We're going to solve 4140 multiplied by 3642
4140 × 3642 = 3642 × (4140)
+ 3642 × 0 what gives us 0
+ 3642 × 40 giving us 145680
+ 3642 × 100 that equals 364200
+ 3642 × 4000 what gives us 14568000

= 15077880
