We're going to solve 1390 multiplied by 4012
1390 × 4012 = 4012 × (1390)
+ 4012 × 0 which equals 0
+ 4012 × 90 that is equal 361080
+ 4012 × 300 producing 1203600
+ 4012 × 1000 giving us 4012000

= 5576680
