We're going to solve 3515 multiplied by 4377
3515 × 4377 = 4377 × (3515)
+ 4377 × 5 that equals 21885
+ 4377 × 10 that equals 43770
+ 4377 × 500 that equals 2188500
+ 4377 × 3000 yielding 13131000

= 15385155
