We're going to solve 1990 multiplied by 2373
1990 × 2373 = 2373 × (1990)
+ 2373 × 0 that is equal 0
+ 2373 × 90 producing 213570
+ 2373 × 900 producing 2135700
+ 2373 × 1000 that is equal 2373000

= 4722270
