We're going to solve 1385 multiplied by 3981
1385 × 3981 = 3981 × (1385)
+ 3981 × 5 that is equal 19905
+ 3981 × 80 resulting in 318480
+ 3981 × 300 that equals 1194300
+ 3981 × 1000 resulting in 3981000

= 5513685
