No problem, we've got 2980 and 6978 to multiply
2980 × 6978 = 6978 × (2980)
+ 6978 × 0 what gives us 0
+ 6978 × 80 that is equal 558240
+ 6978 × 900 that equals 6280200
+ 6978 × 2000 yielding 13956000

= 20794440
