We're going to solve 2378 multiplied by 6821
2378 × 6821 = 6821 × (2378)
+ 6821 × 8 yielding 54568
+ 6821 × 70 resulting in 477470
+ 6821 × 300 that is equal 2046300
+ 6821 × 2000 that results in 13642000

= 16220338
