No problem, we've got 9971 and 8579 to multiply
9971 × 8579 = 8579 × (9971)
+ 8579 × 1 that is equal 8579
+ 8579 × 70 which equals 600530
+ 8579 × 900 resulting in 7721100
+ 8579 × 9000 producing 77211000

= 85541209
