Alright, let's work through 2342 times 6840 step by step
2342 × 6840 = 6840 × (2342)
+ 6840 × 2 what gives us 13680
+ 6840 × 40 which equals 273600
+ 6840 × 300 that results in 2052000
+ 6840 × 2000 yielding 13680000

= 16019280
