No problem, we've got 7975 and 8857 to multiply
7975 × 8857 = 8857 × (7975)
+ 8857 × 5 that is equal 44285
+ 8857 × 70 what gives us 619990
+ 8857 × 900 what gives us 7971300
+ 8857 × 7000 that results in 61999000

= 70634575
