No problem, we've got 9963 and 8934 to multiply
9963 × 8934 = 8934 × (9963)
+ 8934 × 3 that is equal 26802
+ 8934 × 60 that is equal 536040
+ 8934 × 900 that is equal 8040600
+ 8934 × 9000 giving us 80406000

= 89009442
