Let's calculate 8518 x 9880
8518 × 9880 = 9880 × (8518)
+ 9880 × 8 what gives us 79040
+ 9880 × 10 resulting in 98800
+ 9880 × 500 what gives us 4940000
+ 9880 × 8000 that results in 79040000

= 84157840
