Alright, let's work through 2740 times 7856 step by step
2740 × 7856 = 7856 × (2740)
+ 7856 × 0 yielding 0
+ 7856 × 40 what gives us 314240
+ 7856 × 700 yielding 5499200
+ 7856 × 2000 resulting in 15712000

= 21525440
