We're going to solve 4320 multiplied by 7155
4320 × 7155 = 7155 × (4320)
+ 7155 × 0 yielding 0
+ 7155 × 20 resulting in 143100
+ 7155 × 300 that results in 2146500
+ 7155 × 4000 that is equal 28620000

= 30909600
