We're going to solve 1580 multiplied by 9878
1580 × 9878 = 9878 × (1580)
+ 9878 × 0 which equals 0
+ 9878 × 80 that equals 790240
+ 9878 × 500 producing 4939000
+ 9878 × 1000 producing 9878000

= 15607240
