No problem, we've got 8385 and 978 to multiply
8385 × 978 = 978 × (8385)
+ 978 × 5 that equals 4890
+ 978 × 80 what gives us 78240
+ 978 × 300 that equals 293400
+ 978 × 8000 that equals 7824000

= 8200530
