We're going to solve 1237 multiplied by 1690
1237 × 1690 = 1690 × (1237)
+ 1690 × 7 that is equal 11830
+ 1690 × 30 giving us 50700
+ 1690 × 200 yielding 338000
+ 1690 × 1000 what gives us 1690000

= 2090530
