We're going to solve 7645 multiplied by 8401
7645 × 8401 = 8401 × (7645)
+ 8401 × 5 giving us 42005
+ 8401 × 40 which equals 336040
+ 8401 × 600 what gives us 5040600
+ 8401 × 7000 that results in 58807000

= 64225645
