No problem, we've got 9910 and 8015 to multiply
9910 × 8015 = 8015 × (9910)
+ 8015 × 0 that equals 0
+ 8015 × 10 that results in 80150
+ 8015 × 900 which equals 7213500
+ 8015 × 9000 what gives us 72135000

= 79428650
