No problem, we've got 9879 and 9278 to multiply
9879 × 9278 = 9278 × (9879)
+ 9278 × 9 that is equal 83502
+ 9278 × 70 which equals 649460
+ 9278 × 800 what gives us 7422400
+ 9278 × 9000 which equals 83502000

= 91657362
