We're going to solve 6920 multiplied by 8639
6920 × 8639 = 8639 × (6920)
+ 8639 × 0 which equals 0
+ 8639 × 20 what gives us 172780
+ 8639 × 900 yielding 7775100
+ 8639 × 6000 that is equal 51834000

= 59781880
