We're going to solve 2135 multiplied by 1840
2135 × 1840 = 1840 × (2135)
+ 1840 × 5 that results in 9200
+ 1840 × 30 which equals 55200
+ 1840 × 100 that equals 184000
+ 1840 × 2000 what gives us 3680000

= 3928400
