We're going to solve 6438 multiplied by 5390
6438 × 5390 = 5390 × (6438)
+ 5390 × 8 that is equal 43120
+ 5390 × 30 resulting in 161700
+ 5390 × 400 resulting in 2156000
+ 5390 × 6000 that equals 32340000

= 34700820
