We're going to solve 1842 multiplied by 2185
1842 × 2185 = 2185 × (1842)
+ 2185 × 2 which equals 4370
+ 2185 × 40 producing 87400
+ 2185 × 800 giving us 1748000
+ 2185 × 1000 producing 2185000

= 4024770
