Alright, let's work through 9978 times 5658 step by step
9978 × 5658 = 5658 × (9978)
+ 5658 × 8 what gives us 45264
+ 5658 × 70 that results in 396060
+ 5658 × 900 resulting in 5092200
+ 5658 × 9000 resulting in 50922000

= 56455524
