We're going to solve 8420 multiplied by 1650
8420 × 1650 = 1650 × (8420)
+ 1650 × 0 that is equal 0
+ 1650 × 20 giving us 33000
+ 1650 × 400 what gives us 660000
+ 1650 × 8000 resulting in 13200000

= 13893000
