We're going to solve 3609 multiplied by 3576
3609 × 3576 = 3576 × (3609)
+ 3576 × 9 that is equal 32184
+ 3576 × 00 which equals 0
+ 3576 × 600 producing 2145600
+ 3576 × 3000 resulting in 10728000

= 12905784
