We're going to solve 2009 multiplied by 7804
2009 × 7804 = 7804 × (2009)
+ 7804 × 9 that results in 70236
+ 7804 × 00 yielding 0
+ 7804 × 000 resulting in 0
+ 7804 × 2000 what gives us 15608000

= 15678236
