We're going to solve 1331 multiplied by 3582
1331 × 3582 = 3582 × (1331)
+ 3582 × 1 giving us 3582
+ 3582 × 30 that is equal 107460
+ 3582 × 300 yielding 1074600
+ 3582 × 1000 producing 3582000

= 4767642
