We're going to solve 2789 multiplied by 3505
2789 × 3505 = 3505 × (2789)
+ 3505 × 9 producing 31545
+ 3505 × 80 what gives us 280400
+ 3505 × 700 giving us 2453500
+ 3505 × 2000 which equals 7010000

= 9775445
