No problem, we've got 1800 and 6799 to multiply
1800 × 6799 = 6799 × (1800)
+ 6799 × 0 that equals 0
+ 6799 × 00 that is equal 0
+ 6799 × 800 that equals 5439200
+ 6799 × 1000 yielding 6799000

= 12238200
