We're going to solve 1124 multiplied by 3510
1124 × 3510 = 3510 × (1124)
+ 3510 × 4 producing 14040
+ 3510 × 20 yielding 70200
+ 3510 × 100 producing 351000
+ 3510 × 1000 giving us 3510000

= 3945240
