No problem, we've got 9780 and 8582 to multiply
9780 × 8582 = 8582 × (9780)
+ 8582 × 0 that equals 0
+ 8582 × 80 that equals 686560
+ 8582 × 700 producing 6007400
+ 8582 × 9000 giving us 77238000

= 83931960
