No problem, we've got 9810 and 2420 to multiply
9810 × 2420 = 2420 × (9810)
+ 2420 × 0 that equals 0
+ 2420 × 10 that is equal 24200
+ 2420 × 800 what gives us 1936000
+ 2420 × 9000 which equals 21780000

= 23740200
