No problem, we've got 2642 and 850 to multiply
2642 × 850 = 850 × (2642)
+ 850 × 2 resulting in 1700
+ 850 × 40 producing 34000
+ 850 × 600 what gives us 510000
+ 850 × 2000 that is equal 1700000

= 2245700
